XML 46 R33.htm IDEA: XBRL DOCUMENT
v3.20.2

Charges and Credits - Summary of Charges and Credits (Detail) - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 | Mar. 31, 2020 | Jun. 30, 2020 | Jun. 30, 2019
Charges And Credits [Line Items] |  |  |  |
Charges and credits, Net |  |  |  | $ 0
Impairment and Other |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Charges and credits, Pretax |  |  | $ 12,247,000,000 |
Charges and credits, Tax |  |  | (1,017,000,000) |
Charges and credits, Net |  |  | $ 11,230,000,000 |
Goodwill | Impairment and Other |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Charges and credits, Pretax |  | $ 3,070,000,000 |  |
Charges and credits, Net |  | 3,070,000,000 |  |
Intangible assets impairment | Impairment and Other |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Charges and credits, Pretax |  | 3,321,000,000 |  |
Charges and credits, Tax |  | (815,000,000) |  |
Charges and credits, Net |  | 2,506,000,000 |  |
Asset Performance Solutions Investments | Impairment and Other |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Charges and credits, Pretax | $ 730,000,000 | 1,264,000,000 |  |
Charges and credits, Tax | (15,000,000) | 4,000,000 |  |
Charges and credits, Net | 715,000,000 | 1,268,000,000 |  |
North America pressure pumping asset impairments | Impairment and Other |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Charges and credits, Pretax |  | 587,000,000 |  |
Charges and credits, Tax |  | (133,000,000) |  |
Charges and credits, Net |  | 454,000,000 |  |
Workforce reductions | Impairment and Other |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Charges and credits, Pretax | 1,021,000,000 | 202,000,000 |  |
Charges and credits, Tax | (71,000,000) | (7,000,000) |  |
Charges and credits, Net | 950,000,000 | 195,000,000 |  |
Other | Impairment and Other |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Charges and credits, Pretax | 61,000,000 | 79,000,000 |  |
Charges and credits, Tax | (4,000,000) | (9,000,000) |  |
Charges and credits, Net | 57,000,000 | 70,000,000 |  |
Valuation allowance | Impairment and Other |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Charges and credits, Tax |  | 164,000,000 |  |
Charges and credits, Net |  | $ 164,000,000 |  |
Fixed Asset Impairments | Impairment and Other |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Charges and credits, Pretax | 666,000,000 |  |  |
Charges and credits, Tax | (52,000,000) |  |  |
Charges and credits, Net | 614,000,000 |  |  |
Inventory Write Down | Impairment and Other |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Charges and credits, Pretax | 603,000,000 |  |  |
Charges and credits, Tax | (49,000,000) |  |  |
Charges and credits, Net | 554,000,000 |  |  |
Right-of-use Asset Impairments | Impairment and Other |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Charges and credits, Pretax | 311,000,000 |  |  |
Charges and credits, Tax | (67,000,000) |  |  |
Charges and credits, Net | 244,000,000 |  |  |
Costs Associated With Exiting Certain Activities | Impairment and Other |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Charges and credits, Pretax | 205,000,000 |  |  |
Charges and credits, Tax | 25,000,000 |  |  |
Charges and credits, Net | 230,000,000 |  |  |
Multiclient Seismic Data Impairment | Impairment and Other |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Charges and credits, Pretax | 156,000,000 |  |  |
Charges and credits, Tax | (2,000,000) |  |  |
Charges and credits, Net | 154,000,000 |  |  |
Repurchase of bonds | Impairment and Other |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Charges and credits, Pretax | 40,000,000 |  |  |
Charges and credits, Tax | (2,000,000) |  |  |
Charges and credits, Net | 38,000,000 |  |  |
Postretirement Benefits Curtailment Gain | Impairment and Other |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Charges and credits, Pretax | (69,000,000) |  |  |
Charges and credits, Tax | 16,000,000 |  |  |
Charges and credits, Net | $ (53,000,000) |  |  |

X
- Definition Charges and credits. + References No definition available. + Details
Name: | slb_ChargesAndCredits
Namespace Prefix: | slb_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Charges and credits. + References No definition available. + Details
Name: | slb_ChargesAndCreditsLineItems
Namespace Prefix: | slb_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Charges and credits pretax. + References No definition available. + Details
Name: | slb_ChargesAndCreditsPretax
Namespace Prefix: | slb_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Charges and credits tax. + References No definition available. + Details
Name: | slb_ChargesAndCreditsTax
Namespace Prefix: | slb_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=slb_ImpairmentAndOtherMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=us-gaap_GoodwillMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=slb_IntangibleAssetsImpairmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=slb_AssetPerformanceSolutionsInvestmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=slb_NorthAmericaPressurePumpingAssetImpairmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=us-gaap_EmployeeSeveranceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=slb_OtherAssetsImpairmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=slb_ValuationAllowanceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=slb_FixedAssetImpairmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=slb_InventoryWriteDownMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=slb_RightOfUseAssetImpairmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=slb_CostsAssociatedWithExitingCertainActivities1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=slb_MulticlientSeismicDataImpairmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=slb_RepurchaseOfBondsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=slb_PostretirementBenefitsCurtailmentGainMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |