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Pension and Other Benefit Plans - Net Pension Cost (Credit) for Schlumberger Pension Plans and US Postretirement Medical Plan (Detail) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Jun. 30, 2020
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Defined Benefit Plan Disclosure [Line Items]        
Curtailment gain       $ 69
Postretirement medical plan        
Defined Benefit Plan Disclosure [Line Items]        
Service cost   $ 23 $ 28 31
Interest cost   33 32 36
Expected return on plan assets   (38) (73) (70)
Amortization of prior service cost   (23) (23) (25)
Amortization of net loss   (10)    
Curtailment gain $ (69)     (69)
Total pension cost   (15) (36) (97)
United States        
Defined Benefit Plan Disclosure [Line Items]        
Service cost   37 44 55
Interest cost   $ 137 $ 127 $ 148
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Interest Cost, Statement of Income or Comprehensive Income [Extensible Enumeration]   Other Comprehensive Income Loss Reclassification Adjustment From A O C I Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax Other Comprehensive Income Loss Reclassification Adjustment From A O C I Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax Other Comprehensive Income Loss Reclassification Adjustment From A O C I Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax
Expected return on plan assets   $ (202) $ (254) $ (233)
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Expected Return (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]   Actuarial gain (loss) arising during the period Actuarial gain (loss) arising during the period Actuarial gain (loss) arising during the period
Amortization of prior service cost       $ 8
Amortization of net loss   $ 5 $ 44 $ 41
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Amortization of Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]   Amortization to net income (loss) of net prior service credit Amortization to net income (loss) of net prior service credit Amortization to net income (loss) of net prior service credit
Total pension cost   $ (23) $ (39) $ 19
International        
Defined Benefit Plan Disclosure [Line Items]        
Service cost   101 117 140
Interest cost   $ 298 $ 267 $ 301
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Interest Cost, Statement of Income or Comprehensive Income [Extensible Enumeration]   Other Comprehensive Income Loss Reclassification Adjustment From A O C I Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax Other Comprehensive Income Loss Reclassification Adjustment From A O C I Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax Other Comprehensive Income Loss Reclassification Adjustment From A O C I Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax
Expected return on plan assets   $ (530) $ (640) $ (591)
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Expected Return (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]   Actuarial gain (loss) arising during the period Actuarial gain (loss) arising during the period Actuarial gain (loss) arising during the period
Amortization of net loss   $ 80 $ 227 $ 159
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Amortization of Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]   Amortization to net income (loss) of net prior service credit Amortization to net income (loss) of net prior service credit Amortization to net income (loss) of net prior service credit
Total pension cost   $ (51) $ (29) $ 9