XML 45 R32.htm IDEA: XBRL DOCUMENT
v3.20.1

Charges and Credits - Additional Information (Detail) | 3 Months Ended |
--- | --- | ---
Jun. 30, 2020 USD ($) | Mar. 31, 2020 USD ($) Unit | Mar. 31, 2019 USD ($) | Dec. 31, 2019 USD ($)
Charges And Credits [Line Items] |  |  |  |
Total number of reporting units | Unit |  | 11 |  |
Goodwill |  | $ 16,000,000,000.0 |  |
Goodwill impairment charge |  | 3,100,000,000 |  |
Goodwill |  | $ 12,924,000,000 |  | $ 16,042,000,000
Expected increase/decrease in discount rate assumption |  | 0.50% |  |
Number of reporting units fair value to be impacted | Unit |  | 7 |  |
Intangible assets |  | $ 3,300,000,000 |  |
Charges And Credits |  | 7,727,000,000 | $ 0 |
Carrying Value Of Impaired Intangible Asset |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Intangible assets |  | 900,000,000 |  |
Carrying Value Of Asset Production Solutions | North America |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Intangible assets |  | 1,300,000,000 |  |
North America pressure pumping asset impairments | North America |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Intangible assets |  | 600,000,000 |  |
Severance | Scenario Forecast [Member] |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Intangible assets | $ 202,000,000 |  |  |
Other Restructuring |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Intangible assets |  | 79,000,000 |  |
Valuation allowance | North America |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Intangible assets |  | 164,000,000 |  |
Cameron |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Intangible assets |  | 2,200,000,000 |  |
Smith International Inc Smith Aand Geoservices |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Intangible assets |  | $ 1,100,000,000 |  |
Minimum |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Discount rate utilized |  | 12.00% |  |
Maximum |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Discount rate utilized |  | 13.50% |  |
Expected percentage change in fair value of reporting units |  | 5.00% |  |
Four Reporting Units [Member] |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Total number of reporting units | Unit |  | 4 |  |
Goodwill |  | $ 4,500,000,000 |  |
Seven Reporting Units [Member] |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Total number of reporting units | Unit |  | 7 |  |
Goodwill |  | $ 11,500,000,000 |  |
Six Reporting Units |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Total number of reporting units | Unit |  | 6 |  |
Goodwill |  | $ 8,400,000,000 |  |
Six Reporting Units | Minimum |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Goodwill |  | 200,000,000 |  |
Six Reporting Units | Maximum |  |  |  |
Charges And Credits [Line Items] |  |  |  |
Goodwill |  | $ 5,000,000,000.0 |  |

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 Discount rate utilized. + References No definition available. + Details
Name: | slb_DiscountRateUtilized
Namespace Prefix: | slb_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Expected increase decrease in discount rate assumption. + References No definition available. + Details
Name: | slb_ExpectedIncreaseDecreaseInDiscountRateAssumption
Namespace Prefix: | slb_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Expected percentage change in fair value of reporting units. + References No definition available. + Details
Name: | slb_ExpectedPercentageChangeInFairValueOfReportingUnits
Namespace Prefix: | slb_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Impairments and other charges. + References No definition available. + Details
Name: | slb_ImpairmentsAndOtherCharges
Namespace Prefix: | slb_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Number of reporting units fair value to be impacted + References No definition available. + Details
Name: | slb_NumberOfReportingUnitsFairValueToBeImpacted
Namespace Prefix: | slb_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266 + Details
Name: | us-gaap_Goodwill
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Total loss recognized during the period from the impairment of goodwill plus the loss recognized in the period resulting from the impairment of the carrying amount of intangible assets, other than goodwill. + References No definition available. + Details
Name: | us-gaap_GoodwillAndIntangibleAssetImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount before accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 + Details
Name: | us-gaap_GoodwillGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Number of reporting units tested for impairment of goodwill. A reporting unit is an operating segment or one level below an operating segment. + References No definition available. + Details
Name: | us-gaap_NumberOfReportingUnits
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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

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

X
- Details
Name: | srt_StatementGeographicalAxis=srt_NorthAmericaMember
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=slb_SeveranceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=srt_ScenarioForecastMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=slb_SmithInternationalIncSmithAandGeoservicesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ReportingUnitAxis=slb_FourReportingUnitsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ReportingUnitAxis=slb_SevenReportingUnitsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ReportingUnitAxis=slb_SixReportingUnitsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |