<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.21.4</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>706</ContextCount>
  <ElementCount>559</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>195</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>8</UnitCount>
  <MyReports>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>100000 - Document - Document and Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DocumentDocumentAndEntityInformation</Role>
      <ShortName>Document and Entity Information</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>100010 - Statement - CONSOLIDATED STATEMENT OF INCOME (LOSS)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/StatementCONSOLIDATEDSTATEMENTOFINCOMELOSS</Role>
      <ShortName>CONSOLIDATED STATEMENT OF INCOME (LOSS)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>100020 - Statement - CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (LOSS)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/StatementCONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOMELOSS</Role>
      <ShortName>CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (LOSS)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>100030 - Statement - CONSOLIDATED BALANCE SHEET</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/StatementCONSOLIDATEDBALANCESHEET</Role>
      <ShortName>CONSOLIDATED BALANCE SHEET</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>100040 - Statement - CONSOLIDATED BALANCE SHEET (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/StatementCONSOLIDATEDBALANCESHEETParenthetical</Role>
      <ShortName>CONSOLIDATED BALANCE SHEET (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>100050 - Statement - CONSOLIDATED STATEMENT OF CASH FLOWS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/StatementCONSOLIDATEDSTATEMENTOFCASHFLOWS</Role>
      <ShortName>CONSOLIDATED STATEMENT OF CASH FLOWS</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>100060 - Statement - CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/StatementCONSOLIDATEDSTATEMENTOFSTOCKHOLDERSEQUITY</Role>
      <ShortName>CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>100070 - Statement - CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/StatementCONSOLIDATEDSTATEMENTOFSTOCKHOLDERSEQUITYParenthetical</Role>
      <ShortName>CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>100080 - Disclosure - Business Description</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureBusinessDescription</Role>
      <ShortName>Business Description</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>100090 - Disclosure - Summary of Accounting Policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSummaryOfAccountingPolicies</Role>
      <ShortName>Summary of Accounting Policies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>100100 - Disclosure - Charges and Credits</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureChargesAndCredits</Role>
      <ShortName>Charges and Credits</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>100110 - Disclosure - Inventories</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureInventories</Role>
      <ShortName>Inventories</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>100120 - Disclosure - Fixed Assets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureFixedAssets</Role>
      <ShortName>Fixed Assets</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>100130 - Disclosure - Goodwill</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureGoodwill</Role>
      <ShortName>Goodwill</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>100140 - Disclosure - Intangible Assets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureIntangibleAssets</Role>
      <ShortName>Intangible Assets</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>100150 - Disclosure - Long-term Debt and Debt Facility Agreements</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureLongTermDebtAndDebtFacilityAgreements</Role>
      <ShortName>Long-term Debt and Debt Facility Agreements</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>100160 - Disclosure - Derivative Instruments and Hedging Activities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureDerivativeInstrumentsAndHedgingActivities</Role>
      <ShortName>Derivative Instruments and Hedging Activities</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>100170 - Disclosure - Stockholders' Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureStockholdersEquity</Role>
      <ShortName>Stockholders' Equity</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>100180 - Disclosure - Stock-based Compensation Plans</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureStockBasedCompensationPlans</Role>
      <ShortName>Stock-based Compensation Plans</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>100190 - Disclosure - Income Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureIncomeTaxes</Role>
      <ShortName>Income Taxes</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>100200 - Disclosure - Leases</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureLeases</Role>
      <ShortName>Leases</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>21</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>100210 - Disclosure - Contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureContingencies</Role>
      <ShortName>Contingencies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>22</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>100220 - Disclosure - Segment Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSegmentInformation</Role>
      <ShortName>Segment Information</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>23</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>100230 - Disclosure - Pension and Other Benefit Plans</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosurePensionAndOtherBenefitPlans</Role>
      <ShortName>Pension and Other Benefit Plans</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>24</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>100240 - Disclosure - Supplementary Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSupplementaryInformation</Role>
      <ShortName>Supplementary Information</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>25</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>100250 - Disclosure - Summary of Accounting Policies (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSummaryOfAccountingPoliciesPolicies</Role>
      <ShortName>Summary of Accounting Policies (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.slb.com/20211231/taxonomy/role/DisclosureSummaryOfAccountingPolicies</ParentRole>
      <Position>26</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>100260 - Disclosure - Summary of Accounting Policies (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSummaryOfAccountingPoliciesTables</Role>
      <ShortName>Summary of Accounting Policies (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slb.com/20211231/taxonomy/role/DisclosureSummaryOfAccountingPolicies</ParentRole>
      <Position>27</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>100270 - Disclosure - Charges and Credits (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureChargesAndCreditsTables</Role>
      <ShortName>Charges and Credits (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slb.com/20211231/taxonomy/role/DisclosureChargesAndCredits</ParentRole>
      <Position>28</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>100280 - Disclosure - Inventories (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureInventoriesTables</Role>
      <ShortName>Inventories (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slb.com/20211231/taxonomy/role/DisclosureInventories</ParentRole>
      <Position>29</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>100290 - Disclosure - Fixed Assets (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureFixedAssetsTables</Role>
      <ShortName>Fixed Assets (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slb.com/20211231/taxonomy/role/DisclosureFixedAssets</ParentRole>
      <Position>30</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>100300 - Disclosure - Goodwill (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureGoodwillTables</Role>
      <ShortName>Goodwill (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slb.com/20211231/taxonomy/role/DisclosureGoodwill</ParentRole>
      <Position>31</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>100310 - Disclosure - Intangible Assets (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureIntangibleAssetsTables</Role>
      <ShortName>Intangible Assets (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slb.com/20211231/taxonomy/role/DisclosureIntangibleAssets</ParentRole>
      <Position>32</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>100320 - Disclosure - Long-term Debt and Debt Facility Agreements (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureLongTermDebtAndDebtFacilityAgreementsTables</Role>
      <ShortName>Long-term Debt and Debt Facility Agreements (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slb.com/20211231/taxonomy/role/DisclosureLongTermDebtAndDebtFacilityAgreements</ParentRole>
      <Position>33</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>100330 - Disclosure - Derivative Instruments and Hedging Activities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureDerivativeInstrumentsAndHedgingActivitiesTables</Role>
      <ShortName>Derivative Instruments and Hedging Activities (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slb.com/20211231/taxonomy/role/DisclosureDerivativeInstrumentsAndHedgingActivities</ParentRole>
      <Position>34</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>100340 - Disclosure - Stockholders' Equity (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureStockholdersEquityTables</Role>
      <ShortName>Stockholders' Equity (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slb.com/20211231/taxonomy/role/DisclosureStockholdersEquity</ParentRole>
      <Position>35</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>100350 - Disclosure - Stock-based Compensation Plans (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureStockBasedCompensationPlansTables</Role>
      <ShortName>Stock-based Compensation Plans (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slb.com/20211231/taxonomy/role/DisclosureStockBasedCompensationPlans</ParentRole>
      <Position>36</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>100360 - Disclosure - Income Taxes (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureIncomeTaxesTables</Role>
      <ShortName>Income Taxes (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slb.com/20211231/taxonomy/role/DisclosureIncomeTaxes</ParentRole>
      <Position>37</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>100370 - Disclosure - Leases (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureLeasesTables</Role>
      <ShortName>Leases (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slb.com/20211231/taxonomy/role/DisclosureLeases</ParentRole>
      <Position>38</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>100380 - Disclosure - Segment Information (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSegmentInformationTables</Role>
      <ShortName>Segment Information (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slb.com/20211231/taxonomy/role/DisclosureSegmentInformation</ParentRole>
      <Position>39</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>100390 - Disclosure - Pension and Other Benefit Plans (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosurePensionAndOtherBenefitPlansTables</Role>
      <ShortName>Pension and Other Benefit Plans (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slb.com/20211231/taxonomy/role/DisclosurePensionAndOtherBenefitPlans</ParentRole>
      <Position>40</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>100400 - Disclosure - Supplementary Information (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSupplementaryInformationTables</Role>
      <ShortName>Supplementary Information (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.slb.com/20211231/taxonomy/role/DisclosureSupplementaryInformation</ParentRole>
      <Position>41</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>100410 - Disclosure - Summary of Accounting Policies - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSummaryOfAccountingPoliciesAdditionalInformationDetail</Role>
      <ShortName>Summary of Accounting Policies - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>42</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>100420 - Disclosure - Summary of Accounting Policies - Reconciliation of Earnings Per Share (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSummaryOfAccountingPoliciesReconciliationOfEarningsPerShareDetail</Role>
      <ShortName>Summary of Accounting Policies - Reconciliation of Earnings Per Share (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>43</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>100430 - Disclosure - Summary of Accounting Policies - Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSummaryOfAccountingPoliciesScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareDetail</Role>
      <ShortName>Summary of Accounting Policies - Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>44</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>100440 - Disclosure - Charges and Credits - Summary of Charges and Credits (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureChargesAndCreditsSummaryOfChargesAndCreditsDetail</Role>
      <ShortName>Charges and Credits - Summary of Charges and Credits (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>45</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>100450 - Disclosure - Charges and Credits - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureChargesAndCreditsAdditionalInformationDetail</Role>
      <ShortName>Charges and Credits - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>46</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>100460 - Disclosure - Inventories - Summary of Inventory (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureInventoriesSummaryOfInventoryDetail</Role>
      <ShortName>Inventories - Summary of Inventory (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>47</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>100470 - Disclosure - Fixed Assets - Summary of Fixed Assets (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureFixedAssetsSummaryOfFixedAssetsDetail</Role>
      <ShortName>Fixed Assets - Summary of Fixed Assets (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>48</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>100480 - Disclosure - Fixed Assets - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureFixedAssetsAdditionalInformationDetail</Role>
      <ShortName>Fixed Assets - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>49</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>100490 - Disclosure - Goodwill - Changes in Carrying Amount of Goodwill (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureGoodwillChangesInCarryingAmountOfGoodwillDetail</Role>
      <ShortName>Goodwill - Changes in Carrying Amount of Goodwill (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>50</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>100500 - Disclosure - Intangible Assets - Schedule of Intangible Assets by Major Class (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureIntangibleAssetsScheduleOfIntangibleAssetsByMajorClassDetail</Role>
      <ShortName>Intangible Assets - Schedule of Intangible Assets by Major Class (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>51</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>100510 - Disclosure - Intangible Assets - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureIntangibleAssetsAdditionalInformationDetail</Role>
      <ShortName>Intangible Assets - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>52</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>100520 - Disclosure - Long-term Debt and Debt Facility Agreements - Long-term Debt (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureLongTermDebtAndDebtFacilityAgreementsLongTermDebtDetail</Role>
      <ShortName>Long-term Debt and Debt Facility Agreements - Long-term Debt (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>53</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>100530 - Disclosure - Long-term Debt and Debt Facility Agreements - Long-term Debt (Parenthetical) (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureLongTermDebtAndDebtFacilityAgreementsLongTermDebtParentheticalDetail</Role>
      <ShortName>Long-term Debt and Debt Facility Agreements - Long-term Debt (Parenthetical) (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>54</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>100540 - Disclosure - Long-term Debt and Debt Facility Agreements - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureLongTermDebtAndDebtFacilityAgreementsAdditionalInformationDetail</Role>
      <ShortName>Long-term Debt and Debt Facility Agreements - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>55</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>100550 - Disclosure - Derivative Instruments and Hedging Activities - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureDerivativeInstrumentsAndHedgingActivitiesAdditionalInformationDetail</Role>
      <ShortName>Derivative Instruments and Hedging Activities - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>56</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>100560 - Disclosure - Derivative Instruments and Hedging Activities - Effect of Derivative Instruments Designated as Fair Value Hedges and Not Designated as Hedges on Consolidated Statement of Income (Loss) (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureDerivativeInstrumentsAndHedgingActivitiesEffectOfDerivativeInstrumentsDesignatedAsFairValueHedgesAndNotDesignatedAsHedgesOnConsolidatedStatementOfIncomeLossDetail</Role>
      <ShortName>Derivative Instruments and Hedging Activities - Effect of Derivative Instruments Designated as Fair Value Hedges and Not Designated as Hedges on Consolidated Statement of Income (Loss) (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>57</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>100570 - Disclosure - Stockholders' Equity - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetail</Role>
      <ShortName>Stockholders' Equity - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>58</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>100580 - Disclosure - Stockholders' Equity - Schedule of Accumulated Other Comprehensive Loss (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureStockholdersEquityScheduleOfAccumulatedOtherComprehensiveLossDetail</Role>
      <ShortName>Stockholders' Equity - Schedule of Accumulated Other Comprehensive Loss (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>59</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>100590 - Disclosure - Stock-based Compensation Plans - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureStockBasedCompensationPlansAdditionalInformationDetail</Role>
      <ShortName>Stock-based Compensation Plans - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>60</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>100600 - Disclosure - Stock-based Compensation Plans - Weighted-Average Assumptions (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureStockBasedCompensationPlansWeightedAverageAssumptionsDetail</Role>
      <ShortName>Stock-based Compensation Plans - Weighted-Average Assumptions (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>61</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>100610 - Disclosure - Stock-based Compensation Plans - Options Outstanding and Option Exercisable (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureStockBasedCompensationPlansOptionsOutstandingAndOptionExercisableDetail</Role>
      <ShortName>Stock-based Compensation Plans - Options Outstanding and Option Exercisable (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>62</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>100620 - Disclosure - Stock-based Compensation Plans - Summary of Stock Option Activity (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureStockBasedCompensationPlansSummaryOfStockOptionActivityDetail</Role>
      <ShortName>Stock-based Compensation Plans - Summary of Stock Option Activity (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>63</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>100630 - Disclosure - Stock-based Compensation Plans - Restricted Stock Transactions (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureStockBasedCompensationPlansRestrictedStockTransactionsDetail</Role>
      <ShortName>Stock-based Compensation Plans - Restricted Stock Transactions (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>64</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>100640 - Disclosure - Stock-based Compensation Plans - Discounted Stock Purchase Plan Assumptions and Resulting Weighted Average Fair Value (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureStockBasedCompensationPlansDiscountedStockPurchasePlanAssumptionsAndResultingWeightedAverageFairValueDetail</Role>
      <ShortName>Stock-based Compensation Plans - Discounted Stock Purchase Plan Assumptions and Resulting Weighted Average Fair Value (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>65</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>100650 - Disclosure - Stock-based Compensation Plans - Stock-Based Compensation Expense Recognized in Income (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureStockBasedCompensationPlansStockBasedCompensationExpenseRecognizedInIncomeDetail</Role>
      <ShortName>Stock-based Compensation Plans - Stock-Based Compensation Expense Recognized in Income (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>66</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>100660 - Disclosure - Income Taxes - Income (Loss) Before Taxes (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureIncomeTaxesIncomeLossBeforeTaxesDetail</Role>
      <ShortName>Income Taxes - Income (Loss) Before Taxes (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>67</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>100670 - Disclosure - Income Taxes- Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureIncomeTaxesAdditionalInformationDetail</Role>
      <ShortName>Income Taxes- Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>68</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R69.htm</HtmlFileName>
      <LongName>100680 - Disclosure - Income Taxes - Components of Net Deferred Tax Assets (Liabilities) (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureIncomeTaxesComponentsOfNetDeferredTaxAssetsLiabilitiesDetail</Role>
      <ShortName>Income Taxes - Components of Net Deferred Tax Assets (Liabilities) (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>69</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R70.htm</HtmlFileName>
      <LongName>100690 - Disclosure - Income Taxes - Deferred Tax Assets and Liabilities Valuation Allowances (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureIncomeTaxesDeferredTaxAssetsAndLiabilitiesValuationAllowancesDetail</Role>
      <ShortName>Income Taxes - Deferred Tax Assets and Liabilities Valuation Allowances (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>70</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>100700 - Disclosure - Income Taxes - Components of Tax Expense (Benefit) (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureIncomeTaxesComponentsOfTaxExpenseBenefitDetail</Role>
      <ShortName>Income Taxes - Components of Tax Expense (Benefit) (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>71</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>100710 - Disclosure - Income Taxes - Reconciliation of US Statutory Federal Tax Rate (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureIncomeTaxesReconciliationOfUSStatutoryFederalTaxRateDetail</Role>
      <ShortName>Income Taxes - Reconciliation of US Statutory Federal Tax Rate (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>72</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R73.htm</HtmlFileName>
      <LongName>100720 - Disclosure - Income Taxes - Reconciliation of Liabilities Associated with Uncertain Tax Provisions (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureIncomeTaxesReconciliationOfLiabilitiesAssociatedWithUncertainTaxProvisionsDetail</Role>
      <ShortName>Income Taxes - Reconciliation of Liabilities Associated with Uncertain Tax Provisions (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>73</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R74.htm</HtmlFileName>
      <LongName>100730 - Disclosure - Income Taxes - Tax Years Subject to Examination by Tax Authorities (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureIncomeTaxesTaxYearsSubjectToExaminationByTaxAuthoritiesDetail</Role>
      <ShortName>Income Taxes - Tax Years Subject to Examination by Tax Authorities (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>74</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R75.htm</HtmlFileName>
      <LongName>100740 - Disclosure - Leases - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureLeasesAdditionalInformationDetail</Role>
      <ShortName>Leases - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>75</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R76.htm</HtmlFileName>
      <LongName>100750 - Disclosure - Leases - Maturities of Operating Lease Liabilities (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureLeasesMaturitiesOfOperatingLeaseLiabilitiesDetail</Role>
      <ShortName>Leases - Maturities of Operating Lease Liabilities (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>76</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R77.htm</HtmlFileName>
      <LongName>100770 - Disclosure - Segment Information - Schedule of Segment Reporting Information, by Segment (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSegmentInformationScheduleOfSegmentReportingInformationBySegmentDetail</Role>
      <ShortName>Segment Information - Schedule of Segment Reporting Information, by Segment (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>77</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R78.htm</HtmlFileName>
      <LongName>100780 - Disclosure - Segment Information - Schedule of Segment Reporting Information, by Segment (Parenthetical) (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSegmentInformationScheduleOfSegmentReportingInformationBySegmentParentheticalDetail</Role>
      <ShortName>Segment Information - Schedule of Segment Reporting Information, by Segment (Parenthetical) (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>78</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R79.htm</HtmlFileName>
      <LongName>100790 - Disclosure - Segment Information - Revenue by Geographic Area (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSegmentInformationRevenueByGeographicAreaDetail</Role>
      <ShortName>Segment Information - Revenue by Geographic Area (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>79</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R80.htm</HtmlFileName>
      <LongName>100800 - Disclosure - Segment Information - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSegmentInformationAdditionalInformationDetail</Role>
      <ShortName>Segment Information - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>80</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R81.htm</HtmlFileName>
      <LongName>100810 - Disclosure - Segment Information - Summary of North America and International Revenue Disaggregated by Segment (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSegmentInformationSummaryOfNorthAmericaAndInternationalRevenueDisaggregatedBySegmentDetail</Role>
      <ShortName>Segment Information - Summary of North America and International Revenue Disaggregated by Segment (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>81</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R82.htm</HtmlFileName>
      <LongName>100820 - Disclosure - Segment Information - Fixed Assets Less Accumulated Depreciation by Geographic Area (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSegmentInformationFixedAssetsLessAccumulatedDepreciationByGeographicAreaDetail</Role>
      <ShortName>Segment Information - Fixed Assets Less Accumulated Depreciation by Geographic Area (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>82</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R83.htm</HtmlFileName>
      <LongName>100830 - Disclosure - Pension and Other Benefit Plans - 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 (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosurePensionAndOtherBenefitPlansWeightedAverageAssumedDiscountRateCompensationIncreasesAndExpectedLongTermRateOfReturnOnPlanAssetsUsedToDetermineNetPensionCostForUSAndInternationalPlansDetail</Role>
      <ShortName>Pension and Other Benefit Plans - 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 (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>83</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R84.htm</HtmlFileName>
      <LongName>100840 - Disclosure - Pension and Other Benefit Plans - Net Pension Cost (Credit) for Schlumberger Pension Plans and US Postretirement Medical Plan (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosurePensionAndOtherBenefitPlansNetPensionCostCreditForSchlumbergerPensionPlansAndUSPostretirementMedicalPlanDetail</Role>
      <ShortName>Pension and Other Benefit Plans - Net Pension Cost (Credit) for Schlumberger Pension Plans and US Postretirement Medical Plan (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>84</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R85.htm</HtmlFileName>
      <LongName>100860 - Disclosure - Pension and Other Benefit Plans - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosurePensionAndOtherBenefitPlansAdditionalInformationDetail</Role>
      <ShortName>Pension and Other Benefit Plans - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>85</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R86.htm</HtmlFileName>
      <LongName>100870 - Disclosure - Pension and Other Benefit Plans - Weighted-Average Assumed Discount Rate and Compensation Increases Used to Determine Projected Benefit Obligations for US and International Plans (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosurePensionAndOtherBenefitPlansWeightedAverageAssumedDiscountRateAndCompensationIncreasesUsedToDetermineProjectedBenefitObligationsForUSAndInternationalPlansDetail</Role>
      <ShortName>Pension and Other Benefit Plans - Weighted-Average Assumed Discount Rate and Compensation Increases Used to Determine Projected Benefit Obligations for US and International Plans (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>86</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R87.htm</HtmlFileName>
      <LongName>100880 - Disclosure - Pension and Other Benefit Plans - Changes in Projected Benefit Obligation, Plan Assets and Funded Status of Plans (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosurePensionAndOtherBenefitPlansChangesInProjectedBenefitObligationPlanAssetsAndFundedStatusOfPlansDetail</Role>
      <ShortName>Pension and Other Benefit Plans - Changes in Projected Benefit Obligation, Plan Assets and Funded Status of Plans (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>87</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R88.htm</HtmlFileName>
      <LongName>100890 - Disclosure - Pension and Other Benefit Plans - Weighted-Average Allocation of Plan Assets and Target Allocation by Asset Category (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosurePensionAndOtherBenefitPlansWeightedAverageAllocationOfPlanAssetsAndTargetAllocationByAssetCategoryDetail</Role>
      <ShortName>Pension and Other Benefit Plans - Weighted-Average Allocation of Plan Assets and Target Allocation by Asset Category (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>88</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R89.htm</HtmlFileName>
      <LongName>100900 - Disclosure - Pension and Other Benefit Plans - Fair Value of Schlumberger's Pension Plan Assets (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosurePensionAndOtherBenefitPlansFairValueOfSchlumbergerSPensionPlanAssetsDetail</Role>
      <ShortName>Pension and Other Benefit Plans - Fair Value of Schlumberger's Pension Plan Assets (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>89</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R90.htm</HtmlFileName>
      <LongName>100910 - Disclosure - Pension and Other Benefit Plans - Defined Benefit Plan Weighted Average Assumptions Used in Calculating Benefit Obligation and Net Periodic Benefit Cost For US Postretirement Medical Plan (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosurePensionAndOtherBenefitPlansDefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingBenefitObligationAndNetPeriodicBenefitCostForUSPostretirementMedicalPlanDetail</Role>
      <ShortName>Pension and Other Benefit Plans - Defined Benefit Plan Weighted Average Assumptions Used in Calculating Benefit Obligation and Net Periodic Benefit Cost For US Postretirement Medical Plan (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>90</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R91.htm</HtmlFileName>
      <LongName>100920 - Disclosure - Pension and Other Benefit Plans - Changes in Accumulated Postretirement Benefit Obligation, Plan Assets and Funded Status (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosurePensionAndOtherBenefitPlansChangesInAccumulatedPostretirementBenefitObligationPlanAssetsAndFundedStatusDetail</Role>
      <ShortName>Pension and Other Benefit Plans - Changes in Accumulated Postretirement Benefit Obligation, Plan Assets and Funded Status (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>91</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R92.htm</HtmlFileName>
      <LongName>100930 - Disclosure - Pension and Other Benefit Plans - Expected Benefits to be Paid Under US and International Pension Plans and Postretirement Medical Plan (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosurePensionAndOtherBenefitPlansExpectedBenefitsToBePaidUnderUSAndInternationalPensionPlansAndPostretirementMedicalPlanDetail</Role>
      <ShortName>Pension and Other Benefit Plans - Expected Benefits to be Paid Under US and International Pension Plans and Postretirement Medical Plan (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>92</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R93.htm</HtmlFileName>
      <LongName>100940 - Disclosure - Supplementary Information - Cash Paid (Refunded) for Interest and Income Taxes (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSupplementaryInformationCashPaidRefundedForInterestAndIncomeTaxesDetail</Role>
      <ShortName>Supplementary Information - Cash Paid (Refunded) for Interest and Income Taxes (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>93</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R94.htm</HtmlFileName>
      <LongName>100950 - Disclosure - Supplementary Information - Interest and Other Income (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSupplementaryInformationInterestAndOtherIncomeDetail</Role>
      <ShortName>Supplementary Information - Interest and Other Income (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>94</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R95.htm</HtmlFileName>
      <LongName>100960 - Disclosure - Supplementary Information - Components of Depreciation and Amortization Expense (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSupplementaryInformationComponentsOfDepreciationAndAmortizationExpenseDetail</Role>
      <ShortName>Supplementary Information - Components of Depreciation and Amortization Expense (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>95</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R96.htm</HtmlFileName>
      <LongName>100970 - Disclosure - Supplementary Information - Change in Allowance for Doubtful Accounts (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSupplementaryInformationChangeInAllowanceForDoubtfulAccountsDetail</Role>
      <ShortName>Supplementary Information - Change in Allowance for Doubtful Accounts (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>96</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R97.htm</HtmlFileName>
      <LongName>100980 - Disclosure - Supplementary Information - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSupplementaryInformationAdditionalInformationDetail</Role>
      <ShortName>Supplementary Information - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>97</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R98.htm</HtmlFileName>
      <LongName>100990 - Disclosure - Supplementary Information - Summary of Other Assets (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSupplementaryInformationSummaryOfOtherAssetsDetail</Role>
      <ShortName>Supplementary Information - Summary of Other Assets (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>98</Position>
    </Report>
    <Report instance="slb-10k_20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R99.htm</HtmlFileName>
      <LongName>101000 - Disclosure - Supplementary Information - Accounts Payable and Accrued Liabilities (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.slb.com/20211231/taxonomy/role/DisclosureSupplementaryInformationAccountsPayableAndAccruedLiabilitiesDetail</Role>
      <ShortName>Supplementary Information - Accounts Payable and Accrued Liabilities (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>99</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File doctype="10-K" original="slb-10k_20211231.htm">slb-10k_20211231.htm</File>
    <File>slb-20211231.xsd</File>
    <File>slb-20211231_cal.xml</File>
    <File>slb-20211231_def.xml</File>
    <File>slb-20211231_lab.xml</File>
    <File>slb-20211231_pre.xml</File>
    <File>slb-ex21_8.htm</File>
    <File>slb-ex22_9.htm</File>
    <File>slb-ex23_14.htm</File>
    <File>slb-ex24_10.htm</File>
    <File>slb-ex311_16.htm</File>
    <File>slb-ex312_11.htm</File>
    <File>slb-ex321_17.htm</File>
    <File>slb-ex322_15.htm</File>
    <File>slb-ex95_12.htm</File>
  </InputFiles>
  <SupplementalFiles>
    <File>gzdid0o0lfck000001.jpg</File>
    <File>gzdid0o0lfck000002.jpg</File>
    <File>gzdid0o0lfck000003.jpg</File>
  </SupplementalFiles>
  <BaseTaxonomies>
    <BaseTaxonomy>http://fasb.org/srt/2021-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://xbrl.sec.gov/country/2021</BaseTaxonomy>
    <BaseTaxonomy>http://xbrl.sec.gov/stpr/2021</BaseTaxonomy>
    <BaseTaxonomy>http://fasb.org/us-gaap/2021-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://xbrl.sec.gov/dei/2021q4</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
