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Well Construction [Member] Well Construction Statement [Table] Statement [Table] Geography Eliminations [Member] Eliminations & other Exploration Data Exploration Data [Policy Text Block] Exploration data. Unrecognized tax benefits increases (decreases) resulting from changes in exchange rates. Unrecognized Tax Benefits Increases Decreases Resulting From Changes In Exchange Rates Impact of changes in exchange rates Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions Additions based on tax positions related to the current year Foreign tax credits Deferred Tax Assets Foreign Tax Credit Carryforwards Net of Valuation Allowances Deferred tax assets foreign tax credit carryforwards net of valuation allowances. 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O 2024 A Dividends Finite-Lived Intangible Asset, Useful Life Finite-Lived Intangible Asset, Useful Life Mortgage-Backed Security, Issued by US Government-Sponsored Enterprise [Member] Mortgage and asset based securities Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross Granted, Shares Stock options granted during period Asset performance solutions investment. 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Multiclient Seismic Data Policy [Text Block] Multiclient Seismic Data Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount US federal income tax Proceeds from sale of Blue Chip securities Proceeds from sale of Blue Chip securities Proceeds from sales of Blue Chip Swap securities Inventory Disclosure [Text Block] Inventories Charges and credits, Noncontrolling Interests Charges And Credits Noncontrolling Interests Charges and credits noncontrolling interests. Earnings Per Share, Policy [Policy Text Block] Earnings per Share Defined Benefit Plan, Equity Securities, US [Member] Equity securities Debt instrument maturity. Debt Instrument Maturity Year Debt instrument maturity date Subsea Business Subsea Business [Member] Subsea Business. Liabilities and Equity [Abstract] LIABILITIES AND EQUITY Entity Address, Postal Zip Code Entity Address, Postal Zip Code Four percent senior notes due two thousand twenty five. Four Percent Senior Notes Due Two Thousand Twenty Five [Member] 4.00% Senior Notes due 2025 Cash Provided by (Used in) Operating Activity, Including Discontinued Operation NET CASH PROVIDED BY OPERATING ACTIVITIES Common Stock [Member] Common Stock Issued Defined Benefit Plan, Accumulated Benefit Obligation Accumulated benefit obligation Derivative Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] Percentage of ownership interest purchased Percentage Of Owner Interest Purchased Percentage of owner interest purchased. Inventories Business Combination, Recognized Asset Acquired, Inventory, Current Cybersecurity Risk Role of Management [Text Block] Long-Term Debt, Maturity, Year One Long-term Debt maturity in 2026 Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Granted, Weighted-Average Exercise Price Hedging Relationship [Domain] Hedging Relationship Assets for Plan Benefits, Defined Benefit Plan Other Assets Pension and other postretirement plan assets Lessee, Operating Lease, Liability, to be Paid, Year Three 2028 Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Less: Accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Total Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Beginning Balance Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Ending Balance Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Summary of Derivatives Included in the Consolidated Balance Sheet O 2023 A Dividends [Member] O 2023 A dividends. O 2023 A Dividends Dividends paid to noncontrolling interest. Dividends Paid To Noncontrolling Interest Dividends paid to noncontrolling interests Payment to purchase ownership interest Payments to Acquire Interest in Joint Venture Changes in accumulated postretirement benefit obligation plan assets and funded status. Changes In Accumulated Postretirement Benefit Obligation Plan Assets And Funded Status Table [Text Block] Changes in Accumulated Postretirement Benefit Obligation, Plan Assets and Funded Status One point three seven five percent notes due two thousand twenty six. One Point Three Seven Five Percent Notes Due Two Thousand Twenty Six [Member] 1.375% Guaranteed Notes due 2026 1.375% Guaranteed Notes due 2026 Entity Address, Address Line One Entity Address, Address Line One Impairment of Equity Investments Impairment of equity investments. Impairment of equity investments Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV Earnings Per Share [Abstract] Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Flag] Deferred tax assets liabilities property plant and equipment, net. Deferred Tax Assets Liabilities Property Plant And Equipment Net Fixed assets, net Other Payments to Acquire Businesses Other business acquisitions and investments, net of cash acquired Credit facility extended period Line of Credit Facility, Expiration Period Other Liabilities [Member] Other Liabilities Defined Benefit Plan, Expected Future Benefit Payment, Year Four 2029 Balance Sheet Location Statement of Financial Position Location, Balance [Axis] Five point one three percent notes due two thousand forty three. Five Point One Three Percent Notes Due Two Thousand Forty Three [Member] 5.13% Notes due 2043 Credit Derivatives Contract Type [Domain] Defined Benefit Plan, Plan Assets, Category [Domain] Defined Benefit Plan, Plan Assets, Category Cybersecurity Risk Board Committee or Subcommittee Responsible for Oversight [Text Block] Discounted Stock Purchase Plan. Discounted Stock Purchase Plan [Member] DSPP Charges and credits. Charges And Credits [Line Items] Charges And Credits [Line Items] Net Income (Loss) Attributable to Noncontrolling Interest Net income attributable to noncontrolling interests Net Income (Loss) Attributable to Noncontrolling Interest, Total Inventory Disclosure [Abstract] Share based compensation arrangement by share based payment award award vesting periods. Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Periods Stock options vesting period Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, before Tax [Abstract] Amounts Recognized in Accumulated Other Comprehensive Loss: Reversal of Valuation Allowance Relating to Deferred Tax Assets [Member] Reversal of valuation allowance relating to deferred tax assets. Reversal of Valuation Allowance Relating to Deferred Tax Assets Impairments and other charges. Impairments And Other Charges Intangible assets Other current assets Business Combination, Recognized Asset Acquired, Other Asset, Current Document Type Document Type Income taxes Income Taxes Paid, Net Income Taxes Paid, Net, Total Cash paid for income taxes Subsidiary, Ownership Percentage, Parent Percentage of ownership interest Entity Central Index Key Entity Central Index Key Accounts Receivable, Allowance for Credit Loss, Current Balance at end of year Balance at beginning of year Allowance for doubtful accounts on receivable Cybersecurity Risk Process for Informing Board Committee or Subcommittee Responsible for Oversight [Text Block] Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Excluding Exchange Rate Effect, Including Discontinued Operation Net (decrease) increase in cash before translation effect Interest Income, Operating Interest income Interest Income, Operating, Total Intangible Assets, Net (Including Goodwill) Goodwill and intangible assets Intangible Assets, Net (Including Goodwill), Total Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount percentage of revenue denominated in domestic currency. Percentage Of Revenue Denominated In Domestic Currency Percentage of revenue denominated in domestic currency Dilutive Securities, Effect on Basic Earnings Per Share, Options and Restrictive Stock Units Dilutive impact of stock options and restricted stock Impairment of Long-Lived Assets to be Disposed of Fixed asset impairments Common Stock, Par or Stated Value Per Share Common stock, par value Goodwill [Line Items] Goodwill [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Weighted-average remaining contractual life of stock options exercisable, in years Increase (Decrease) in Other Operating Liabilities Increase (Decrease) in Other Operating Liabilities, Total Increase (decrease) in other liabilities Deconsolidation, Gain (Loss), Amount Deconsolidation of subsidiary Retirement Plan Sponsor Location [Domain] Retirement Plan Sponsor Location Defined Benefit Plan, Benefit Obligation, Foreign Currency Translation Gain (Loss) Currency effect Foreign Tax Jurisdiction, Other [Member] Other Jurisdictions Amortization of investments. Amortization Of Investments Amortization of APS investments Document Financial Statement Error Correction [Flag] Euro-denominated guaranteed notes. Euro Denominated Guaranteed Notes [Member] Euro-denominated Guaranteed Notes Other Restructuring Costs Other restructuring charges Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period Shares sold to optionees, less shares exchanged, shares Exercised, Shares Debt Disclosure [Abstract] Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax Changes in fair value of cash flow hedges Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Total Share based compensation arrangement by share based payment award equity instruments other than options percentage of shares awarded. Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Percentage Of Shares Awarded Performance shares to be awarded as a percentage of total target award Derivative [Table] Derivative [Table] Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities Settlements with tax authorities Senior notes four point two zero percent due two thousand twenty one. Senior Notes Four Point Two Zero Percent Due Two Thousand Twenty One [Member] 4.20% Senior Notes due 2021 Derivative, Notional Amount Notional amount of interest rate swap Ownership [Domain] Current Fiscal Year End Date Current Fiscal Year End Date Defined Benefit Plan, Plan Assets, Increase (Decrease) for Actual Return (Loss) Actual return on plan assets Schedule of Long-Term Debt Instruments [Table] Debt Instrument [Table] Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures Investments in Affiliated Companies Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures, Total Charges and credits. Charges And Credits Charges and credits Charges and credits, Net Charges and credits, Net Gain on adc equity investment. Gain On A D C Equity Investment [Member] Gain On ADC Equity Investment Other assets Business Combination, Recognized Asset Acquired, Other Asset, Noncurrent Customer Relationships [Member] Customer relationships Customer Relationships Entity Address, State or Province Entity Address, State or Province Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Unvested at year-end, Restricted Stock Unvested at beginning of year, Restricted Stock Performance shares outstanding Proceeds from (Repayments of) Short-Term Debt Proceeds from (Repayments of) Short-Term Debt, Total Net (decrease) increase in short-term borrowings Exercise​ prices ​range​ one​. Exercise Prices Range One [Member] Exercise prices range $7.62 - $10.26 Charges and credits. Charges And Credits [Member] Charges And Credits Investment, Name [Domain] Investment, Name Comprehensive income attributable to SLB Comprehensive Income (Loss), Net of Tax, Attributable to Parent Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax Income taxes on pension and other postretirement benefit plans Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax, Total Discount rate utilized. Discount Rate Utilized Discount rate utilized Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements Dilutive impact of stock options and restricted stock Defined Benefit Plan, Assumptions [Table Text Block] Weighted-Average Assumed Discount Rate, Compensation Increases and Expected Long-Term Rate of Return on Plan Assets Used to Determine Net Pension Cost for US and International Plans Geographical [Axis] Geographical Share based compensation arrangement by share based payment award equity instruments other than options assumed in acquistion in Period weighted average grant date fair value. Assumed in ChampionX transaction, Weighted-Average Grant Date Fair Value Income (Loss) from Equity Method Investments, Net of Dividends or Distributions Earnings of equity method investments, less dividends received Income (Loss) from Equity Method Investments, Net of Dividends or Distributions, Total Accounts Receivable [Member] Accounts Receivable Ownership interest in net assets, value Equity, Attributable to Noncontrolling Interest Noncontrolling interests Stockholders' Equity Attributable to Noncontrolling Interest, Total Stockholders' Equity Attributable to Noncontrolling Interest, Beginning Balance Stockholders' Equity Attributable to Noncontrolling Interest, Ending Balance Three point nine zero percent senior notes due two thousand twenty eight member. Three Point Nine Zero Percent Senior Notes Due Two Thousand Twenty Eight [Member] 3.90% Senior Notes due 2028 Accounts Payable, Trade, Current Trade payables Share-Based Payment Arrangement, Option, Exercise Price Range [Table Text Block] Options Outstanding and Exercisable Proceeds from Sale of Equity Method Investments Sale of equity method investments Proceeds from sale of APS project Stock Issued During Period, Value, Stock Options Exercised Shares sold to optionees, less shares exchanged Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Components of Net Deferred Tax Liabilities Schedule of deferred tax assets and liabilities valuation allowances. Schedule Of Deferred Tax Assets And Liabilities Valuation Allowances Table [Text Block] Deferred Tax Assets and Liabilities Valuation Allowances Performance Shares [Member] Performance Shares Amortization of inventory purchase accounting adjustment Amortization of Inventory Purchase Accounting Adjustment Amortization of inventory purchase accounting adjustment. Property, Plant and Equipment [Abstract] Four point three zero percent senior notes due two thousand twenty nine member. Four Point Three Zero Percent Senior Notes Due Two Thousand Twenty Nine [Member] 4.30% Senior Notes due 2029 Deferred Tax Assets, Tax Credit Carryforwards, Research Research and development credits Other Assets, Noncurrent Other Assets Total other assets One point zero zero guaranteed notes due two thousand twenty six. One Point Zero Zero Guaranteed Notes Due Two Thousand Twenty Six [Member] 1.00% Guaranteed Notes due 2026 Gain on repurchase of bonds Gain (Loss) on Repurchase of Debt Instrument Summary of geographical segment revenue disaggregated by segment. Summary Of Geographical Segment Revenue Disaggregated By Segment Table [Text Block] Summary of North America and International Revenue Disaggregated by Segment Share-Based Payment Arrangement, Option, Exercise Price Range [Table] Schedule Of Share Based Compensation Shares Authorized Under Stock Option Plans By Exercise Price Range [Table] Loss on blue chip swap transactions. Loss On Blue Chip Swap Transactions [Member] Loss On Blue Chip Swap Transactions Share-Based Payment Arrangement, Cost by Plan [Table Text Block] Stock-Based Compensation Expense Recognized in Income AOCI Attributable to Parent [Member] Accumulated Other Comprehensive Loss Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name Frequency of asset performance monitored years. Frequency Of Asset Performance Monitored Period Frequency of asset performance monitored, years Treasury shares, Balance Treasury shares, Balance Treasury shares, Balance Treasury Stock, Common, Shares Other [Member] Other. Other Impairment Goodwill, Impairment Loss Impairment Total consideration transferred Business Combination, Consideration Transferred Employee service share based compensation unrecognized compensation costs on nonvested awards expected to be recognized in year four. Employee Service Share Based Compensation Unrecognized Compensation Costs On Nonvested Awards Expected To Be Recognized In Year Four Expected to be recognized in 2029 Intangible assets Business Combination, Recognized Asset Acquired, Identifiable Intangible Asset, Excluding Goodwill Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Total Intangible assets (weighted average life of 18 years) Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract] Deferred: Defined Benefit Plan, Equity Securities, Non-US [Member] Equity securities, International Share-Based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable Options Exercisable Share-Based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable, Beginning Balance Share-Based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable, Ending Balance Defined Benefit Plan, Equity Securities [Member] Equity securities Minimum [Member] Minimum Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Granted, Weighted-Average Grant Date Fair Value Assets, Current [Abstract] Current Assets Real Estate [Member] Real estate Disaggregation Threshold Percentage Disaggregation threshold percentage. Disaggregation threshold percentage Amortization of Intangible Assets Amortization expense Amortization of intangible assets Level Three Fair Value, Inputs, Level 3 [Member] Additions related to acquisitions Unrecognized Tax Benefits, Increase Resulting from Acquisition Segment Reporting [Abstract] Tax Period [Domain] Tax Period Unrealized Gain (Loss) on Investments Unrealized Gain on Investments Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] Cash Flow Hedges Current Liabilities Liabilities, Current [Abstract] Product [Member] Product Stock Issued During Period, Value, Employee Stock Purchase Plans Stock issued during period, value, employee stock purchase plans. Employee stock purchase plan Restructuring and Related Activities Disclosure [Text Block] Charges and Credits Other countries. Other Countries [Member] Other Long-term Debt maturity in 2031 Longterm debt maturities repayments of principal in year six. Long Term Debt Maturities Repayments Of Principal In Year Six Accounts Payable and Accrued Liabilities [Member] Accounts Payable and Accrued Liabilities Proceeds from Stock Plans Proceeds from employee stock purchase plan Defined Benefit Plan, Service Cost Service cost Service cost Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Unvested at year-end, Weighted-Average Grant Date Fair Value Unvested at beginning of year, Weighted-Average Grant Date Fair Value Inventory, Work in Process, Gross Work in progress Accounts Receivable, Credit Loss Expense (Reversal) Additions Exercise​ prices ​range​ four. Exercise Prices Range Four [Member] Exercise prices range $80.52 - $87.38 Operating Lease, Liability Operating lease, liability Operating Lease, Liability, Total Auditor Firm ID Auditor Firm ID Commercial paper programs mature in February 2028 Commercial Paper Programs Maturing February Two Zero Two Eight [Member] Commercial paper programs maturing February two zero two eight. Business Combination Pre Tax Charges Business combination pre tax charges. Business acquisition pre tax charges Schedule of Goodwill [Table Text Block] Changes in Carrying Amount of Goodwill Achievement falls below threshold. Achievement Falls Below Threshold [Member] Achievement Falls Below Threshold Inventory, Raw Materials and Supplies, Gross Raw materials & field materials Inventory, Raw Materials and Supplies, Gross, Total Total identifiable net assets Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Total Identifiable Net Assets Business combination recognized identifiable assets acquired and liabilities assumed total identifiable net assets. Effective Income Tax Rate Reconciliation, Deduction, Other, Amount Other Concentration Risk Benchmark [Axis] Concentration Risk Benchmark Increase in common stock value Increase Decrease In Common Stock Value Increase decrease in common stock value. Adjustment to inventory expensed Adjustment to Inventory Expensed Adjustment to inventory expensed. Long-Term Debt, Maturity, Year Two Long-term Debt maturity in 2027 Devaluation charge Foreign Currency Transaction Devaluation Charge Foreign currency transaction devaluation charge. Cost of services and sales Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent Change in valuation allowance Gain on Sale of Palliser APS Project [Member] Gain on sale of Palliser APS project. Gain on sale of Palliser APS project Impact of changes in exchange rates on cash Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations, Total Net income Net income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Income Tax Examination, Penalties and Interest Accrued Accrued interest and penalties Income Tax Examination, Penalties and Interest Accrued, Total Cash Business Combination, Recognized Asset Acquired, Cash and Cash Equivalent Accrued Income Taxes, Current Estimated liability for taxes on income Reconciliation of Assets from Segment to Consolidated [Table Text Block] Fixed Assets Less Accumulated Depreciation by Geographic Area Long-Term Debt, Type Long-Term Debt, Type [Domain] Cybersecurity Risk Management Positions or Committees Responsible [Text Block] Weighted Average Number of Shares Outstanding, Basic Basic Weighted Average Number of Shares Outstanding, Basic, Total Goodwill, Acquired During Period Acquisitions Scenario [Axis] Scenario Three point seven zero percent senior notes due two thousand twenty four member. Three Point Seven Five Percent Senior Notes Due Two Thousand Twenty Four [Member] 3.75% Senior Notes due 2024 Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value Intrinsic value of stock options exercisable Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward] Change in Plan Assets: Stockholders' Equity, Other Other Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Reconciliation of US Statutory Federal Tax Rate Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Schedule of Operating Leased Assets [Table] Segments [Axis] Production Systems Long-Lived Tangible Asset [Domain] Long-Lived Tangible Asset Business Combination Number of Shares Outstanding Business combination number of shares outstanding. Number of shares of ChampionX stock outstanding Cybersecurity Risk Process for Informing Management or Committees Responsible [Text Block] Effective Income Tax Rate Reconciliation, Tax Credit, Percent Effective Income Tax Rate Reconciliation, Tax Credit, Percent, Total Tax credits Tax credits Long-Term Debt Long-term debt Long-Term Debt, Total Income Tax Examination, Year under Examination Income tax examination, year(s) under examination Cash Cash Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Settlement and Curtailment Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Settlement and Curtailment Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Variable Rate [Domain] Cross currency interest rate swaps Cross Currency Interest Rate Contract 1 [Member] Cross currency interest rate contract 1. Actuarial losses (gains) Defined Benefit Plan, Benefit Obligation, Actuarial Gain (Loss) Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Amortization of Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Amortization of Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Right of use asset impairments. Right Of Use Asset Impairments [Member] Right Of Use Asset Impairments Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount Changes in valuation allowance Equity, Attributable to Parent SLB stockholders' equity Stockholders' Equity Attributable to Parent, Beginning Balance Stockholders' Equity Attributable to Parent, Ending Balance Payments to Acquire Investments Payments to Acquire Investments, Total APS investments Preferred Stock, Par or Stated Value Per Share Preferred stock, par value Euro-denominated notes. Euro Denominated Notes [Member] Euro-denominated Notes Asset performance solutions. Asset Performance Solutions Policy [Text Block] Asset Performance Solutions Statement of Stockholders' Equity [Abstract] Debt Instrument, Repurchase Amount Debt instrument, repurchase amount Type of Restructuring [Domain] Type of Restructuring Use of Estimates, Policy [Policy Text Block] Use of Estimates Fixed assets Business Combination, Recognized Asset Acquired, Property, Plant, and Equipment Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment, Total Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss) Arising During Period, before Tax Actuarial loss arising during the period Treasury Stock Treasury Stock, Common [Member] Summary of charges and credits. Summary Of Charges And Credits Table [Text Block] Summary of Charges and Credits Long-Term Debt, Maturity, Year Five Long-term Debt maturity in 2030 Defined Benefit Plan Disclosure [Line Items] Defined Benefit Plan Disclosure [Line Items] Entity Address, Address Line Two Entity Address, Address Line Two Aker and Subsea7 Aker And Subsea7 Combined [Member] Aker And Subsea7 Combined. Credit derivative term Credit Derivative, Term Earliest Tax Year [Member] Earliest Tax Year Aker Subsea [Member] Aker subsea. Aker Subsea US UNITED STATES United States Commercial paper programs maturing February two zero two seven. Commercial Paper Programs Maturing February Two Zero Two Seven [Member] Commercial paper programs mature in February 2027 Valuation Allowance, Deferred Tax Asset Foreign change in Amount Valuation allowance, deferred tax asset foreign change in amount. Outside United States - Valuation allowance Noncontrolling Interest [Member] Noncontrolling Interests Liberty Oilfield Services Inc. Liberty Oilfield Services Inc [Member] Liberty Oilfield Services Inc Debt Instrument, Name [Domain] Debt Instrument, Name Other Assets, Current Other current assets Long-Term Debt, Maturity, Year Four Long-term Debt maturity in 2029 Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block] Derivative Instruments and Hedging Activities Disclosure [Abstract] OneSubsea OneSubsea [Member] OneSubsea. O 2025 A Dividends [Member] O 2025 A Dividends. O 2025 A Dividends Schedule of Share-Based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions [Table Text Block] Assumptions Used in Estimating Fair Value of Purchase Rights under Discounted Stock Purchase Plan Interest Expense, Operating and Nonoperating Interest Interest expense Interest Expense, Total Credit Facility [Axis] Credit Facility Equity Method Investment, Ownership Percentage Percentage of equity ownership interest Cost of Product and Service Sold Cost of services and sales Cost of Goods and Services Sold, Total Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Text Block] Gain on sale of Liberty shares. Gain On Sale Of Liberty Shares Gain on sale of Liberty shares Gain on sale of Liberty shares Current State and Local Tax Expense (Benefit) United States-State Schedule of Expected Benefit Payments [Table Text Block] Expected Benefits to be Paid Under US and International Pension Plans and Postretirement Medical Plan Cybersecurity Risk Management Expertise of Management Responsible [Text Block] Debt Securities [Member] Debt securities Business Combination, Recognized Liability Assumed, Long-Term Debt, Noncurrent Long-term debt Tax Period [Axis] Tax Period Treasury Stock, Value Treasury stock Treasury Stock, Value, Total Goodwill Impairment Goodwill Impairment [Member] Goodwill impairment. Related and Nonrelated Parties [Axis] Increase (Decrease) in Income Taxes Payable Decrease in estimated liability for taxes on income Effective Income Tax Rate Reconciliation, Other Adjustments, Amount Other adjustments Foreign Tax Jurisdiction [Member] Foreign Country Foreign Exchange Contract [Member] Foreign exchange contracts Foreign currency forward contracts Income tax disclosure. Income Tax Disclosure [Line Items] Income Tax Disclosure [Line Items] Entity Address, City or Town Entity Address, City or Town Purchases of Blue Chip Swap securities Purchase of Blue Chip Swap securities Purchase of blue chip swap securities. Number of Reportable Segments Number of reportable segments accounted for greater than 10% of accounts receivable Commercial paper programs mature in December 2029 Commercial Paper Programs Maturing December Two Zero Two Nine [Member] Commercial Paper Programs Maturing December Two Zero Two Nine. Liberty Energy Inc. Liberty Energy Inc [Member] Liberty Energy Inc Security Exchange Name Security Exchange Name Credit Facility [Domain] Credit Facility RUSSIAN FEDERATION Russia Intangible Assets Impairment. Intangible Assets Impairment [Member] Intangible assets impairment Defined Benefit Plan, Benefit Obligation, Increase (Decrease) for Other Change Other Long-Term Debt, Gross Denominated debt issued Effective Income Tax Rate Reconciliation, Other Adjustments, Percent Other adjustments Property, Plant and Equipment, Gross Fixed assets gross Property, Plant and Equipment, Gross, Total Property, Plant and Equipment, Gross, Beginning Balance Property, Plant and Equipment, Gross, Ending Balance Current Income Tax Expense (Benefit), Continuing Operations [Abstract] Current: Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Interest Cost, Statement of Income or Comprehensive Income [Extensible Enumeration] Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Interest Cost, Statement of Income or Comprehensive Income [Extensible Enumeration] Share based compensation arrangement by share based payment award options assumed in acquistion period weighted average exercise price. Assumed in ChampionX acquisition Weighted Average Exercise Price Proceeds from Sale of Investment Projects Proceeds from sale of Palliser APS project Intangible Assets Disclosure [Text Block] Intangible Assets Deferred Tax Assets US Foreign Tax Credit Carryforwards Net of Valuation Allowances Deferred tax assets US foreign tax credit carryforwards net of valuation allowances. US foreign tax credits Income before taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Pretax Income Concentration Risk Type [Domain] Concentration Risk Type Fair value of hedge contracts, noncurrent. Fair Value Of Hedge Contracts Noncurrent Fair value of hedge contracts Technology/Technical know-how Technology-Based Intangible Assets [Member] Reservoir performance. Reservoir Performance [Member] Reservoir Performance Retirement Plan Sponsor Location [Axis] International Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent Non-US tax effects Cash short term investments and fixed income investments. Cash Short Term Investments And Fixed Income Investments Cash, short term investments and fixed income investments Credit Default Swap Credit Default Swap [Member] Inventory, Net Inventories Inventories Number of Countries in which Entity Operates Number of countries Statistical Measurement [Domain] Statistical Measurement MEXICO Mexico Assets, Current Current assets total Compensation Share-Based Payment Arrangement, Expense Document Period End Date Document Period End Date Revenue recognition, period of recognition. Revenue Recognition Period Of Recognition Revenue recognition period Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV ICFR Auditor Attestation Flag ICFR Auditor Attestation Flag Assumed in ChampionX Transaction Restricted Stock Share based compensation arrangement by share based payment award equity instruments other than options asumed in acquisition in period. Defined Benefit Plan, Benefit Obligation, Benefits Paid Benefits paid Other Assets, Miscellaneous, Noncurrent Other Long-Term Debt [Text Block] Long-term Debt and Debt Facility Agreements Includes operating interest income earned as part of a core business activity, equity income representing the undistributed income or loss of investments which are accounted for under the equity method of accounting, and other miscellaneous income or loss earned from core business activities. Interest Income And Other Interest and other income, net Interest & other income Weighted average life Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life Intangible assets weighted average life Statement of Financial Position [Abstract] Restricted Stock Units (RSUs) [Member] Unvested Restricted Stock Revenue [Policy Text Block] Revenue Recognition Antidilutive Security, Excluded EPS Calculation [Table] Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table] Employee service share based compensation unrecognized compensation costs on nonvested awards expected to be recognized in year three. Employee Service Share Based Compensation Unrecognized Compensation Costs On Nonvested Awards Expected To Be Recognized In Year Three Expected to be recognized in 2028 Deferred Tax Liabilities, Net Net deferred tax assets (liabilities) Deferred Tax Liabilities, Net, Total Defined Benefit Plan, Plan Assets, Contributions by Plan Participant Contributions by plan participants Stock option maximum term. Stock Option Maximum Term Stock option maximum term Current Income Tax Expense, Total Current Income Tax Expense (Benefit) Cybersecurity Risk Management, Strategy, and Governance [Line Items] Schedule of Cash Paid For Income Taxes [Table Text Block] Schedule of cash paid for income taxes. Schedule of Cash Paid For Income Taxes Not Designated as Hedging Instrument [Member] Derivatives not designated as hedges Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent Changes in unrecognized tax benefits Other assets impairment. Other Assets Impairment [Member] Other Liabilities Total Liabilities Number of reporting units fair value to be impacted Number Of Reporting Units Fair Value To Be Impacted Number of reporting units fair value to be impacted Equity Method Investments [Policy Text Block] Investments in Affiliated Companies Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount Non-US tax effects Defined Benefit Plan, Expected Return (Loss) on Plan Assets Expected return on plan assets Lessee, Operating Lease, Liability, to be Paid, Year Two 2027 Derivative Instruments, Gain (Loss) [Line Items] Derivative Instruments Gain Loss [Line Items] Restricted Stock [Member] Restricted Stock Income Tax Disclosure Income Tax Disclosure [Table] Income Tax Disclosure [Table] Variable Rate [Axis] Dividends Payable, Current Dividends payable Finite-Lived Intangible Assets, Gross Gross Book Value Finite-Lived Intangible Assets, Gross, Total Weighted Average Number of Shares Outstanding, Diluted Assuming dilution Diluted NORWAY Norway Interest and Other Income [Table Text Block] Interest and Other Income, Net Securities Act File Number Entity File Number Postretirement benefits curtailment gain. Postretirement Benefits Curtailment Gain [Member] Postretirement Benefits Curtailment Gain Domestic Plan [Member] Domestic Plan Other Assets All other assets Other Assets, Total Derivative Instruments, Gain (Loss) [Table Text Block] Effect of Derivative Instruments Designated as Fair Value Hedges and Not Designated as Hedges on Consolidated Statement of Income Cover [Abstract] Amortization of exploration data costs. Amortization Of Exploration Data Costs Amortization of exploration data costs Other Expenses Other Increase (Decrease) in Accounts Payable and Accrued Liabilities Increase (Decrease) in Accounts Payable and Accrued Liabilities, Total Increase (decrease) in accounts payable and accrued liabilities Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Forfeited, Restricted Stock Gain (Loss) Recognized in Income Derivative, Gain (Loss) on Derivative, Net Gain (Loss) Recognized in Income (Loss) Derivative, Gain (Loss) on Derivative, Net, Total Other Long-Term Debt, Noncurrent Other Fair value of pension plan assets. Fair Value Of Pension Plan Assets Table [Text Block] Fair Value of Schlumberger's Pension Plan Assets Scenario [Domain] Scenario O 2022 A Dividends O 2022 A Dividends [Member] O 2022 A dividends. Other Comprehensive Income (Loss) [Member] Other Segment Reporting Disclosure [Text Block] Segment Information General and Administrative Expense General & administrative General and Administrative Expense, Total Commercial paper programs maturing february two zero two nine. Commercial paper programs mature in February 2029 Business combination shares issued Acquisition SLB shares of common stock issued Gain on Sale of Investments Gain on sale of investment Gains on sales of investments Derivative, Swaption Interest Rate Derivative swap interest rate Gain (Loss) on Foreign Currency Derivative Instruments Not Designated as Hedging Instruments Transaction gains (losses) of hedging activities Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures and Expirations in Period Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures and Expirations in Period, Total Forfeited/expired, Shares Repurchase of bonds. Repurchase Of Bonds [Member] Repurchase of bonds Operating Leased Assets [Line Items] Operating Leased Assets [Line Items] Deferred Tax Assets, Other Other, net Acquisition-Related Professional Fees [Member] Acquisition-related professional fees. Acquisition-Related Professional Fees Finite-Lived Intangible Assets, Net Intangible Assets Net Book Value Finite-Lived Intangible Assets, Net, Beginning Balance Finite-Lived Intangible Assets, Net, Ending Balance Leases Commitments Disclosure [Text Block] Zero point two five percent notes due two thousand twenty seven. Zero Point Two Five Percent Notes Due Two Thousand Twenty Seven [Member] 0.25% Notes due 2027 Equity Method Investment, Realized Gain (Loss) on Disposal Gain on ADC equity investment Gain on sale of APS project Gain on sale of Palliser APS project Goodwill [Member] Goodwill Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount Changes in unrecognized tax benefits Operating Lease, Expense Total rental expense Document Financial Statement Restatement Recovery Analysis [Flag] Capitalized research and development costs Deferred Tax Assets Deferred Expense, Capitalized Research And Development Costs Deferred tax assets deferred expense, capitalized research and development costs. Restructuring Charges Restructuring Charges Restructuring Charges, Total Restructuring & other 4.50% Senior Notes due 2028 Four Point Five Zero percent senior notes due two thousand twenty eight [Member] Four point five zero percent senior notes due two thousand twenty eight . 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Gain On Sale Of One Stim [Member] Gain on sale of OneStim Aker Aker [Member] Aker Aker Solutions Assets [Abstract] ASSETS Reduction on Monthly Basis One [Member] Reduction on monthly basis one. Reduction on Monthly Basis One Long term investments in asset performance solutions. Long Term Investments In Asset Performance Solutions Investments in APS projects Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Risk-free interest rate Arabian drilling company. Arabian Drilling Company [Member] Arabian Drilling Company Acquisition Related Employee Benefits [Member] Acquisition related employee benefits. Acquisition-Related Employee Benefits Restructuring and Related Activities [Abstract] Document Fiscal Year Focus Document Fiscal Year Focus Exercise Price Range Exercise Price Range [Domain] Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Schedule of Accumulated Other Comprehensive Loss Concentration Risk Benchmark [Domain] Concentration Risk Benchmark Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Cash flows from investing activities: Retirement Benefits [Abstract] Share-Based Payment Arrangement, Option, Exercise Price Range, Upper Range Limit Exercise prices maximum range Interest Paid, Including Capitalized Interest, Operating and Investing Activities Interest Interest Paid, Including Capitalized Interest, Operating and Investing Activities, Total Cash paid for interest Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations Reductions due to the lapse of statute of limitations Income Before Taxes Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block] Goodwill, Impairment Loss, Statement of Income or Comprehensive Income [Extensible Enumeration] North America pressure pumping asset impairments. 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Gain On Sale Of Liberty Shares [Member] Gain on Sale of Liberty Shares SLB Capturi SLB Capturi [Member] SLB Capturi. Private Equity Funds [Member] Private equity Compensation increases Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase Proceeds from Stock Options Exercised Proceeds from exercise of stock options Commitments and Contingencies Disclosure [Abstract] CANADA Canada Other Other Debt Obligations [Member] Business combination shares issued, value Stock Issued During Period, Value, Acquisitions Acquisition North America [Member] North America Effective Income Tax Rate Reconciliation, Tax Credit, Amount Effective Income Tax Rate Reconciliation, Tax Credit, Amount, Total Tax credits Tax credits Lessee, Operating Lease, Liability, to be Paid, Year One 2026 Net Income (Loss) Available to Common Stockholders, Basic Basic Net Income (Loss) Available to Common Stockholders, Basic, Total Fixed asset impairment. Fixed Asset Impairment [Member] Fixed Asset Impairment Long-Term Line of Credit Long-Term Line of Credit, Total Borrowings outstanding under credit facility Debt Instrument [Axis] Debt Instrument Derivative Instrument [Axis] Derivative Instrument Lessee, Operating Lease, Liability, to be Paid, after Year Five Thereafter Defined Benefit Plan, Interest Cost Interest cost Interest cost Share-Based Payment Arrangement [Abstract] Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Total unrecognized compensation cost related to nonvested stock-based compensation arrangements Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total Deferred Tax Liabilities, Intangible Assets Intangible assets Deferred taxes Deferred taxes Business Combination, Recognized Liability Assumed, Deferred Tax Liability Concentration Risk, Percentage Concentration risk, percentage Business Combination, Consideration Transferred, Equity Interest [Table Text Block] Schedule of Fair Value of Consideration Transferred to Effect Merger Defined Benefit Plan, Expected Future Benefit Payment, Year One 2026 Debt Instrument, Fair Value Disclosure Long-term debt, fair value Debt Instrument, Fair Value Disclosure, Total Deferred tax assets operating loss indefinite carryforwards amount. Deferred Tax Assets Operating Loss Indefinite Carryforwards Amount Deferred tax assets operating loss indefinite carryforwards amount Cash Provided by (Used in) Investing Activity, Including Discontinued Operation NET CASH USED IN INVESTING ACTIVITIES Effective Income Tax Rate Reconciliation, Deduction, Dividend, Percent Dividend withholding tax Exploration data impairment. Exploration Data Impairment [Member] Exploration Data Impairment Title of 12(b) Security Title of 12(b) Security Schedule of Segment Reporting Information, by Segment [Table] Schedule Of Segment Reporting Information By Segment [Table] Derivative Instruments and Hedging Activities Disclosure [Text Block] Derivative Instruments and Hedging Activities Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Forfeited, Weighted-Average Grant Date Fair Value Subsegments [Domain] Related and Nonrelated Parties [Domain] Long-Term Debt, Maturity, after Year Five Long-term Debt maturity thereafter Income Tax Disclosure [Text Block] Income Taxes Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Expected Return (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Expected Return (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Amortization of Inventory Purchase Accounting Adjustment [Member] Amortization of inventory purchase accounting adjustment. Amortization of Inventory Purchase Accounting Adjustment Organization and summary of significant accounting policies. Organization And Summary Of Significant Accounting Policies [Line Items] Organization And Summary Of Significant Accounting Policies [Line Items] Amounts written off Allowance For Doubtful Accounts Amounts Written Off Allowance for doubtful accounts amounts written off. Amounts written off Other Liabilities, Noncurrent Other Liabilities Defined benefit plan weighted average assumptions used in calculating benefit obligation and net periodic benefit cost for postretirement medical plan. Defined Benefit Plan Weighted Average Assumptions Used In Calculating Benefit Obligation And Net Periodic Benefit Cost For Postretirement Medical Plan Table [Text Block] Defined Benefit Plan Weighted Average Assumptions Used in Calculating Benefit Obligation and Net Periodic Benefit Cost for US Postretirement Medical Plan Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Change in assets and liabilities: Stock Price Per Share Stock price per share. SLB closing stock share price on July 15, 2025 Property, Plant and Equipment [Table Text Block] Summary of Fixed Assets Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price Outstanding at year-end, Weighted-Average Exercise Price Outstanding at beginning of year, Weighted-Average Exercise Price Defined Benefit Plan, Plan Assets, Amount Plan assets at fair value at end of year Plan assets at fair value at beginning of year Plan assets at fair value Income Tax Disclosure [Abstract] Shares Sold to Optionees, Less Shares Exchanged Value Shares sold to optionees, less shares exchanged value. Shares sold to optionees, less shares exchanged Business Combination [Text Block] Acquisitions Unrecognized Tax Benefits Balance at end of year Balance at beginning of year Europe & Africa Europe & Africa [Member] Europe & Africa. 4.85% Senior Notes due 2033 Four Point Eight Five Percent Senior Notes Due Two Thousand Thirty Three [member] Four point eight five percent senior notes due two thousand thirty three. Proceeds from sale of liberty shares. Proceeds From Sale Of Liberty Shares Proceeds from sale of Liberty shares UNITED KINGDOM United Kingdom Statement of Income Location, Balance [Axis] Income Statement Location Trading Symbol Trading Symbol Achievement exceeds predefined target. Achievement Exceeds Predefined Target [Member] Achievement Exceeds Predefined Target Intangible Asset, Finite-Lived [Table] Schedule Of Finite Lived Intangible Assets [Table] Property, Plant and Equipment Disclosure [Text Block] Fixed Assets Costs associated with exiting certain activities1. Costs Associated With Exiting Certain Activities1 [Member] Costs Associated With Exiting Certain Activities1 Effective Income Tax Rate Reconciliation, Nondeductible Expense, Percent Effective Income Tax Rate Reconciliation, Nondeductible Expense, Percent, Total Nontaxable or nondeductible items Share Based Compensation Arrangement By Share Based Payment Award Options Assumed in Acquisition Share based compensation arrangement by share based payment award options assumed in acquisition. Assumed in ChampionX acquisition, Shares Business Combination Recognized Net Assets Held For Sale Business combination recognized net assets held for sale. Net assets held for sale Foreign Currency Exchange Rate, Translation Percentage of exchange rate Gain on Sale of Investment [Member] Gain on sale of investment. Gain on sale of investment Schedule of Finite-Lived Intangible Assets [Table Text Block] Schedule of Intangible Assets by Major Class Employee-related Liabilities, Current Employee-related Liabilities, Current, Total Payroll, vacation, and employee benefits Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Cash flows from financing activities: Unrealized gain on available for sale marketable securities member. Unrealized Gain On Available For Sale Marketable Securities [Member] Unrealized Gain On Available For Sale Marketable Securities Expected increase decrease in discount rate assumption. Expected Increase Decrease In Discount Rate Assumption Expected increase/decrease in discount rate assumption Lessee, Operating Lease, Liability, to be Paid Total lease payments Lessee, Operating Lease, Liability, Undiscounted Excess Amount Less: Interest Goodwill and Intangible Asset Impairment Goodwill impairment charge Goodwill and Intangible Asset Impairment, Total Equity Components [Axis] Equity Components Derivative Asset, Noncurrent, Statement of Financial Position [Extensible Enumeration] Employee service share based compensation unrecognized compensation costs on nonvested awards expected to be recognized in year one. Employee Service Share Based Compensation Unrecognized Compensation Costs On Nonvested Awards Expected To Be Recognized In Year One Expected to be recognized in 2026 Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] Change in Projected Benefit Obligations: Equity Component [Domain] Equity Component Goodwill and Intangible Assets Disclosure [Abstract] Reconciliation of Revenue from Segments to Consolidated [Table Text Block] Revenue by Geographic Area Business Combination, Recognized Asset Acquired and Liability Assumed [Table Text Block] Schedule of Estimated Fair Value of Assets Acquired and Liabilities Assumed Document Annual Report Document Annual Report Other Comprehensive Income Location [Domain] Other Comprehensive Income Location Business Acquisition Business Combination [Axis] Increase (Decrease) in Other Current Assets Decrease in other current assets Zero point five zero percent notes due two thousand thirty one. Zero Point Five Zero Percent Notes Due Two Thousand Thirty One [Member] 0.50% Notes due 2031 Other Comprehensive Income Location [Axis] Other Comprehensive Income Location Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Rate of Compensation Increase Compensation increases Vesting of restricted stock, net of taxes withheld, shares Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures, Total Derivative, Fair Value, Net Fair value of outstanding derivatives Derivative, Fair Value, Net, Total Machinery and Equipment [Member] Machinery and Equipment Machinery & equipment Stock Issued During Period, Shares, Employee Stock Purchase Plans Shares issued under employee stock purchase plan, shares Employee stock purchase plan, shares ChampionX Corporation [Member] ChampionX corporation. ChampionX ChampionX Corporation Building and Building Improvements [Member] Building and Building Improvements Buildings & improvements US Treasury and Government [Member] Government and related debt securities Statement of Comprehensive Income [Abstract] Maximum [Member] Maximum Cross Currency Interest Rate Contract [Member] Cross currency interest rate swaps Designated as Hedging Instrument [Member] Derivatives designated as hedges Statistical Measurement [Axis] Statistical Measurement Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Exercised, Weighted-Average Exercise Price US State [Member] US state. US State Finite-Lived Intangible Assets, Accumulated Amortization Accumulated Amortization Receivables, Net, Current Receivables, Net, Current, Total Receivables less allowance for doubtful accounts (2025 - $335; 2024 - $325) Defined Benefit Plan, Plan Assets, Foreign Currency Translation Gain (Loss) Currency effect Common stock value Common Stock, Value, Issued Common stock Net Income (Loss) Available to Common Stockholders, Diluted Diluted Line of Credit Facility, Expiration Date Credit facility extended date Other current assets Derivative Asset, Current Dividends [Axis] Equity, Including Portion Attributable to Noncontrolling Interest Balance Balance Total equity Two point zero percent notes due two thousand thirty two. Two Point Zero Percent Notes Due Two Thousand Thirty Two [Member] 2.00% Guaranteed Notes due 2032 2.00% Guaranteed Notes due 2032 Exercise​ prices ​range​ three​. Exercise Prices Range Three [Member] Exercise prices range $61.92 - $79.85 Deferred Tax Assets, Operating Loss Carryforwards Net operating losses Deferred Tax Assets, Operating Loss Carryforwards, Total Cybersecurity Risk Management Processes for Assessing, Identifying, and Managing Threats [Text Block] Two point six five percent senior notes due two thousand thirty. Two Point Six Five Percent Senior Notes Due Two Thousand Thirty [Member] 2.65% Senior Notes due 2030 Other Country [Member] Other country. Other Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items] Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items] Digital Operations Digital Operations [Member] Digital operations. Middle East [Member] Middle East & Asia Disposition Indefinite-Lived Intangible Assets, Written off Related to Sale of Business Unit Entity Public Float Entity Public Float Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate Expected volatility Preferred Stock, Shares Authorized Preferred stock, shares authorized Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Comprehensive income attributable to noncontrolling interests Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest, Total Impact of changes in exchange rate and other Goodwill Foreign Currency Translation Gain (Loss) and Other Goodwill foreign currency translation gain (loss) and other. Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class Net operating losses Deferred tax assets operating loss carryforwards net of valuation allowances Deferred Tax Assets Operating Loss Carryforwards Net of Valuation Allowances. Charges and credits, Tax Benefit (Expense) Charges and credits tax. Charges And Credits Tax Charges and credits, Tax Expense Subsea7 Subsea7 [Member] Subsea7 Payment, Tax Withholding, Share-Based Payment Arrangement Taxes paid on net-settled stock-based compensation awards Unrealized gain loss on investments pretax. Unrealized Gain Loss On Investments Pretax Unrealized gain on investments pretax Business Combination [Table] Share-Based Payment Arrangement, Option, Exercise Price Range, Lower Range Limit Exercise prices minimum range Entity Registrant Name Entity Registrant Name Net assets of joint venture Net Assets Of Joint Venture Net assets of joint venture. Entity Voluntary Filers Entity Voluntary Filers Customer Concentration Risk [Member] Customer Concentration Risk Finite-Lived Intangible Asset, Expected Amortization, Year Two Estimated amortization expense, 2027 Treasury Stock, Shares, Acquired Stock repurchase program, shares Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income Loss [Table] Deferred State and Local Income Tax Expense (Benefit) United States-State Share-Based Payment Arrangement, Option, Exercise Price Range, Exercisable, Weighted Average Exercise Price Options Exercisable, Weighted-Average Exercise Price Net assets value Asset, Reporting Currency Denominated, Value Accounts Payable and Accrued Liabilities, Current Accounts payable and accrued liabilities Accounts payable and accrued liabilities Cybersecurity Risk Management Positions or Committees Responsible [Flag] SOFR Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] Currency translation adjustments. Currency Translation Adjustments [Member] Currency Translation Adjustments Business Combination, Acquisition of Less than 100 Percent, Noncontrolling Interest, Fair Value Noncontrolling interests Finite-Lived Intangible Asset, Expected Amortization, Year Three Estimated amortization expense, 2028 Tax expense Income Tax Expense (Benefit) Consolidated taxes on (loss) income Effective income tax rate Two point zero zero percent guaranteed notes due two thousand thirty two. Two Point Zero Zero Percent Guaranteed Notes Due Two Thousand Thirty Two [Member] 2.00% Guaranteed Notes due 2032 Defined Benefit Plan, Plan Assets, Target Allocation, Percentage Target allocation percentage of assets Defined Benefit Plan, Expected Future Benefit Payment, Year Five 2030 Commercial paper programs mature in December 2028 Commercial Paper Programs Maturing December Two Zero Two Eight [Member] Commercial paper programs maturing December two zero two eight. Proceeds from Issuance of Common Stock Received proceeds from sale of shares Costs and Expenses [Abstract] Expenses Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Percentage of ownership interest, non-controlling Subsidiary, Ownership Percentage, Noncontrolling Owner Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Concentration Risk, Credit Risk, Policy [Policy Text Block] Concentration of Credit Risk Amortization to net income of net prior service credit Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, before Tax Accumulated Other Comprehensive Income (Loss), Net of Tax Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax, Total Consolidation Items [Axis] Consolidation Items Payments to Acquire Property, Plant, and Equipment Capital expenditures Payments to Acquire Property, Plant, and Equipment, Total Payment for (Proceeds from) Other Investing Activity Other Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Performance shares to be awarded Granted, Restricted Stock Defined Benefit Plan, Amounts for Asset (Liability) Recognized in Statement of Financial Position [Abstract] Amounts Recognized in Balance Sheet: Eliminations & Other Eliminations & other member. Eliminations Other [Member] (Purchase) sale of short-term investments, net Payments for (Proceeds from) Short-Term Investments Payments for (Proceeds from) Short-Term Investments, Total Assets Assets Total Assets Property, Plant and Equipment [Table] Schedule Of Property Plant And Equipment [Table] Income Statement [Abstract] SLB Schlumberger Limited and Subsidiaries [Member] Schlumberger limited and subsidiaries. Schlumberger Limited And Subsidiaries Allowance for doubtful accounts. Allowance For Doubtful Accounts Table [Text Block] Change in Allowance for Doubtful Accounts Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions Reductions for tax positions of prior years Defined Benefit Plan, Amortization of Gain (Loss) Amortization of net (gain) loss Deferred Income Tax Expense (Benefit) Deferred taxes Deferred income taxes Capital investments. Capital Investments Capital Investments Sale of Stock, Number of Shares Issued in Transaction Shares issued Seven point zero zero percent notes due two thousand thirty eight. Seven Point Zero Zero Percent Notes Due Two Thousand Thirty Eight [Member] 7.00% Notes due 2038 Gain on sale of real estate. Gain On Sale Of Real Estate [Member] Gain On Sale Of Real Estate Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Vested, Restricted Stock Schedule of Allocation of Plan Assets [Table Text Block] Weighted-Average Allocation of Plan Assets and Target Allocation by Asset Category Exploration data costs capitalized. 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Charges And Credits [Table] Charges And Credits [Table] Defined Benefit Plan, Amounts for Asset (Liability) Recognized in Statement of Financial Position Total of post retirement benefits Auditor Name Auditor Name Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, before Tax Total amount recognized in accumulated other comprehensive income Debt Instrument, Face Amount Notes, face amount Line of Credit Facility, Maximum Borrowing Capacity Committed credit facility agreement aggregated Business Combination [Line Items] Defined Benefit Plan [Table] Schedule Of Defined Benefit Plans Disclosures [Table] Other Intangible Assets [Member] Other Commercial paper programs maturing february two zero two four member. Commercial Paper Programs Maturing February Two Zero Two Four [Member] Commercial paper programs mature in February 2024 Closure of certain facilities activities Business Exit Costs Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax Reclassification to net income of net realized loss Defined Benefit Plan, Year Health Care Cost Trend Rate Reaches Ultimate Trend Rate Year that the rate reaches the ultimate trend rate Stock Issued During Period, Value, Employee Stock Purchase Plan Employee stock purchase plan Employee stock purchase plan Dividends, Cash Dividends declared Dividends, Cash, Total Operating Lease, Weighted Average Remaining Lease Term Operating lease, weighted average remaining lease term Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Decrease in number of employees. Decrease In Number Of Employees Reduction in workforce US Federal [Member] US federal. 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Allocations Business Combination, Consideration Transferred, Equity Interest Equity consideration Property, Plant and Equipment, Net Fixed Assets less accumulated depreciation Fixed assets less accumulated depreciation Defined Benefit Plan, Expected Future Benefit Payment, Year Three 2028 Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures Vesting of restricted stock, net of taxes withheld Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures, Total Deferred Foreign Income Tax Expense (Benefit) Outside United States Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation Cash, end of period Cash, beginning of period Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations, Total Operating Income (Loss) Pretax segment operating income Operating Income (Loss), Total Summary of Income Tax Examinations [Table Text Block] Tax Years Subject to Examination by Tax Authorities Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate Discount rate Retained Earnings [Member] Retained Earnings Entity Address, Country Entity Address, Country Accumulated Defined Benefit Plans Adjustment, Net Gain (Loss) Attributable to Parent [Member] Pension and Other Postretirement Benefit Plans Employee Benefits and Share-Based Compensation Change-in-control arrangements Share-Based Payment Arrangement, Noncash Expense Stock-based compensation expense Share-Based Payment Arrangement, Noncash Expense, Total ECUADOR Ecuador Valuation allowance. Valuation Allowance [Member] Valuation allowance Operating Lease, Weighted Average Discount Rate, Percent Operating lease, weighted average discount rate, percent Fair Value, Inputs, Level 1 [Member] Level One Cash Provided by (Used in) Financing Activity, Including Discontinued Operation NET CASH USED IN FINANCING ACTIVITIES Private equity and real estate. Private Equity And Real Estate [Member] Private equity and real estate Other Merger And Integration [Member] Other merger and integration. Other Merger and Integration Auditor Location Auditor Location Developed Technology Rights [Member] Technology/technical know-how Deferred Income Tax Liabilities, Net Deferred Taxes Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, before Tax Amortization to net income of net actuarial losses Guaranteed notes one point zero zero percent due two thousand twenty six member. Guaranteed Notes One Point Zero Zero Percent Due Two Thousand Twenty Six [Member] 1.00% Guaranteed Notes due 2026 Investments, Fair Value Disclosure Investments, fair value Investments, Fair Value Disclosure, Total Share based compensation arrangement by share based payment award equity instruments other than options, adjustments for performance achieved. Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Adjustments For Performance Achieved Adjustments for performance achieved, Restricted Stock Other Liabilities Derivative Liability, Noncurrent Derivative Contract [Domain] Derivative Contract Earnings per Share Earnings Per Share Reconciliation [Abstract] Goodwill [Table] Schedule Of Goodwill [Table] Accounts receivable Business Combination, Recognized Asset Acquired, Receivable, Current Restructuring and other charges. Restructuring And Other Charges Charges & credits Charges & credits Non-US [Member] International One point three seven five percent guaranteed notes due two thousand twenty six. One Point Three Seven Five Percent Guaranteed Notes Due Two Thousand Twenty Six [Member] 1.375% Guaranteed Notes due 2026 Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share Corporate Debt Securities [Member] Corporate bonds Income Tax Jurisdiction [Domain] Income Tax Authority Entity Interactive Data Current Entity Interactive Data Current Defined Benefit Plan, Plan Assets, Category [Axis] Defined Benefit Plan, Plan Assets, Category Statement of Income Location, Balance [Domain] Income Statement Location Five Point Zero Percent Senior Notes Due Two Thousand Thirty Four [Member] Five Point Zero Percent Senior Notes Due Two Thousand Thirty Four 5.00% Senior Notes due 2034 Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Cash flows from operating activities: Effective Income Tax Rate Reconciliation, Deduction, Dividends, Amount Dividend withholding tax Exercise​ prices ​range​ two​. Exercise Prices Range Two [Member] Exercise prices range $38.75 - $47.55 Business Combination, Consideration Transferred, Equity Interest, Share Issued, Number of Shares Business acquisition, number of shares receivable for each share Five Point Zero Percent Senior Notes Due Two Thousand Twenty Seven [Member] Five Point Zero Percent Senior Notes Due Two Thousand Twenty Seven 5.00% Senior Notes due 2027 Investments in non-US subsidiaries Deferred Tax Liabilities Investments in Non US Subsidiaries Deferred Tax Liabilities Investments in Non US Subsidiaries Deferred tax liabilities pension and other postretirement benefits. Deferred Tax Liabilities Pension And Other Postretirement Benefits Pension and other postretirement benefits Proceeds from Sale of ChampionX Drilling Technologies Business Proceeds from sale of championX drilling technologies business. Proceeds from sale of ChampionX Drilling Technologies business Business Combination Consideration Transferred Replacement Equity Awards Fair Value Business combination consideration transferred replacement equity awards fair value. Fair value of replacement equity awards Common Stock, Dividends, Per Share, Declared Dividends declared, per share Other Comprehensive Income (Loss) Tax Attributable To Noncontrolling Interest. Other Comprehensive Income Loss Tax Attributable To Noncontrolling Interest Other Promissory Note First Year Promissory Note First Year [Member] Promissory note first year. Entity Tax Identification Number Entity Tax Identification Number Accounts payable and accrued liabilities Business Combination Recognised Accounts Payable And Accrued Liabilities Business combination recognised accounts payable and accrued liabilities. Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Equity Revenues [Abstract] Revenue Land [Member] Land Long-Term Debt, Type [Axis] Long-Term Debt, Type Contract with customer liability revenue in excess of billings. Contract With Customer Liability Revenue In Excess Of Billings Revenue in excess of billings Accounts payable and accrued liabilities other. Accounts Payable And Accrued Liabilities Other Other Amortization of purchase accounting adjustments related to acquired inventories Amortization of Purchase Accounting Adjustments Related to Write-up of Acquired Inventories Estimated Fair Value Amortization of purchase accounting adjustments related to write-up of acquired inventories estimated fair value. Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax [Abstract] Currency translation adjustments: Local Phone Number Local Phone Number SAUDI ARABIA Saudi Arabia Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income Loss [Line Items] Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Total pension cost Share-Based Payment Arrangement, Option, Exercise Price Range, Shares Outstanding Options Outstanding Share-Based Payment Arrangement, Option, Exercise Price Range, Shares Outstanding, Beginning Balance Share-Based Payment Arrangement, Option, Exercise Price Range, Shares Outstanding, Ending Balance Weighted Average Number of Shares Outstanding, Diluted [Abstract] Average shares outstanding: Average Shares Outstanding Changes in projected benefit obligation plan assets and funded status of plans. Changes In Projected Benefit Obligation Plan Assets And Funded Status Of Plans Table [Text Block] Changes In Projected Benefit Obligation Plan Assets And Funded Status Of Plans Auditor Opinion [Text Block] Auditor Opinion Long-Lived Assets Fixed Assets Effective Income Tax Rate Reconciliation, Deduction, Other, Percent Other Cash Acquired from Acquisition Cash acquired in ChampionX Corporation acquisition Accounting Policies [Abstract] Commercial Paper Programs Maturing February Two Zero Twenty Five. Commercial Paper Programs Maturing February Two Zero Twenty Five [Member] Commercial paper programs mature in February 2025 All Other [Member] All Other. All Other Revenue from Contract with Customer, Excluding Assessed Tax Total Revenue Revenue Production systems. Production Systems [Member] Production Systems Net Income Attributable to Schlumberger Net Income (Loss) Attributable to Parent [Abstract] Facility Closing [Member] Facility exit charges Schedule of Other Assets, Noncurrent [Table Text Block] Summary of Other Assets Lessee, Operating Lease, Liability, to be Paid, Year Four 2029 Gain on repurchase of bonds. Gain On Repurchase Of Bonds [Member] Gain On Repurchase Of Bonds Cash and Cash Equivalents [Member] Cash and cash equivalents Expected percentage change in fair value of reporting units. Expected Percentage Change In Fair Value Of Reporting Units Expected percentage change in fair value of reporting units Commercial Paper [Member] Commercial paper borrowings Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant Future Grants Shares Cash, Cash Equivalents, and Short-Term Investments Cash and short-term investments Cash, Cash Equivalents, and Short-Term Investments, Total Schedule of Accounts Payable and Accrued Liabilities [Table Text Block] Accounts Payable and Accrued Liabilities Entity Emerging Growth Company Entity Emerging Growth Company Earnings per share dilutive impact of stock options and restricted stock. Earnings Per Share Dilutive Impact Of Stock Options And Restricted Stock Dilutive impact of stock options and restricted stock