<?xml version="1.0" encoding="utf-8"?>
<FilingSummary xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <Version>2.4.0.8</Version>
  <ProcessingTime />
  <ReportFormat>Html</ReportFormat>
  <ContextCount>454</ContextCount>
  <ElementCount>575</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>128</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>9</UnitCount>
  <MyReports>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>000100 - Document - Document and Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/DocumentAndEntityInformation</Role>
      <ShortName>Document and Entity Information</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>010000 - Statement - Consolidated Results of Operations</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/ConsolidatedResultsOfOperations</Role>
      <ShortName>Consolidated Results of Operations</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>020000 - Statement - Consolidated Comprehensive Income</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/ConsolidatedComprehensiveIncome</Role>
      <ShortName>Consolidated Comprehensive Income</ShortName>
    </Report>
    <Report>
      <IsDefault>true</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>030000 - Statement - Consolidated Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/ConsolidatedBalanceSheets</Role>
      <ShortName>Consolidated Balance Sheets</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>030100 - Statement - Consolidated Balance Sheets (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/ConsolidatedBalanceSheetsParenthetical</Role>
      <ShortName>Consolidated Balance Sheets (Parenthetical)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>040000 - Statement - Consolidated Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/ConsolidatedCashFlows</Role>
      <ShortName>Consolidated Cash Flows</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>040100 - Statement - Consolidated Cash Flows (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/ConsolidatedCashFlowsParenthetical</Role>
      <ShortName>Consolidated Cash Flows (Parenthetical)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>050000 - Statement - Consolidated Changes in Stockholders' Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/ConsolidatedChangesInStockholdersEquity</Role>
      <ShortName>Consolidated Changes in Stockholders' Equity</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>050100 - Statement - Consolidated Changes in Stockholders' Equity (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/ConsolidatedChangesInStockholdersEquityParenthetical</Role>
      <ShortName>Consolidated Changes in Stockholders' Equity (Parenthetical)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>060100 - Disclosure - Summary of Major Accounting Policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/SummaryOfMajorAccountingPolicies</Role>
      <ShortName>Summary of Major Accounting Policies</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>060200 - Disclosure - Acquisitions and OneSubsea</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/AcquisitionsAndOnesubsea</Role>
      <ShortName>Acquisitions and OneSubsea</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>060300 - Disclosure - Other Costs</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/OtherCosts</Role>
      <ShortName>Other Costs</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>060400 - Disclosure - Receivables</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/Receivables</Role>
      <ShortName>Receivables</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>060500 - Disclosure - Inventories</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/Inventories</Role>
      <ShortName>Inventories</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>060600 - Disclosure - Plant and Equipment, Goodwill and Intangibles</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/PlantAndEquipmentGoodwillAndIntangibles</Role>
      <ShortName>Plant and Equipment, Goodwill and Intangibles</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>060700 - Disclosure - Accounts Payable and Accrued Liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/AccountsPayableAndAccruedLiabilities</Role>
      <ShortName>Accounts Payable and Accrued Liabilities</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>060800 - Disclosure - Employee Benefit Plans</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/EmployeeBenefitPlans</Role>
      <ShortName>Employee Benefit Plans</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>060900 - Disclosure - Stock-Based Compensation Plans</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/StockbasedCompensationPlans</Role>
      <ShortName>Stock-Based Compensation Plans</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>061000 - Disclosure - Debt</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/Debt</Role>
      <ShortName>Debt</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>061100 - Disclosure - Leases</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/Leases</Role>
      <ShortName>Leases</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>061200 - Disclosure - Income Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/IncomeTaxes</Role>
      <ShortName>Income Taxes</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>061300 - Disclosure - Stockholders' Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/StockholdersEquity</Role>
      <ShortName>Stockholders' Equity</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>061400 - Disclosure - Accumulated Other Elements of Comprehensive Income (Loss)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/AccumulatedOtherElementsOfComprehensiveIncomeLoss</Role>
      <ShortName>Accumulated Other Elements of Comprehensive Income (Loss)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>061500 - Disclosure - Business Segments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/BusinessSegments</Role>
      <ShortName>Business Segments</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>061600 - Disclosure - Earnings Per Share</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/EarningsPerShare</Role>
      <ShortName>Earnings Per Share</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>061700 - Disclosure - Summary of Non-cash Operating, Investing and Financing Activities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/SummaryOfNoncashOperatingInvestingAndFinancingActivities</Role>
      <ShortName>Summary of Non-cash Operating, Investing and Financing Activities</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>061800 - Disclosure - Off-Balance Sheet Risk and Guarantees, Concentrations of Credit Risk and Fair Value of Financial Instruments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/OffbalanceSheetRiskAndGuaranteesConcentrationsOfCreditRiskAndFairValueOfFinancialInstruments</Role>
      <ShortName>Off-Balance Sheet Risk and Guarantees, Concentrations of Credit Risk and Fair Value of Financial Instruments</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>061900 - Disclosure - Contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/Contingencies</Role>
      <ShortName>Contingencies</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>062000 - Disclosure - Subsequent Events</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/SubsequentEvents</Role>
      <ShortName>Subsequent Events</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>062100 - Disclosure - Unaudited Quarterly Operating Results</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/UnauditedQuarterlyOperatingResults</Role>
      <ShortName>Unaudited Quarterly Operating Results</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>062200 - Schedule - Schedule II - Valuation and Qualifying Accounts</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/ScheduleIiValuationAndQualifyingAccounts</Role>
      <ShortName>Schedule II - Valuation and Qualifying Accounts</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>070100 - Disclosure - Summary of Major Accounting Policies (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/SummaryOfMajorAccountingPoliciesPolicies</Role>
      <ShortName>Summary of Major Accounting Policies (Policies)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>080100 - Disclosure - Summary of Major Accounting Policies (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/SummaryOfMajorAccountingPoliciesTables</Role>
      <ShortName>Summary of Major Accounting Policies (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>080200 - Disclosure - Acquisitions and OneSubsea (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/AcquisitionsAndOnesubseaTables</Role>
      <ShortName>Acquisitions and OneSubsea (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>080300 - Disclosure - Other Costs (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/OtherCostsTables</Role>
      <ShortName>Other Costs (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>080400 - Disclosure - Receivables (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/ReceivablesTables</Role>
      <ShortName>Receivables (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>080500 - Disclosure - Inventories (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/InventoriesTables</Role>
      <ShortName>Inventories (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>080600 - Disclosure - Plant and Equipment, Goodwill and Other Assets (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/PlantAndEquipmentGoodwillAndOtherAssetsTables</Role>
      <ShortName>Plant and Equipment, Goodwill and Other Assets (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>080700 - Disclosure - Accounts Payable and Accrued Liabilities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/AccountsPayableAndAccruedLiabilitiesTables</Role>
      <ShortName>Accounts Payable and Accrued Liabilities (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>080800 - Disclosure - Employee Benefit Plans (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/EmployeeBenefitPlansTables</Role>
      <ShortName>Employee Benefit Plans (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>080900 - Disclosure - Stock-Based Compensation Plans (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/StockbasedCompensationPlansTables</Role>
      <ShortName>Stock-Based Compensation Plans (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>081000 - Disclosure - Debt (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/DebtTables</Role>
      <ShortName>Debt (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>081100 - Disclosure - Leases (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/LeasesTables</Role>
      <ShortName>Leases (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>081200 - Disclosure - Income Taxes (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/IncomeTaxesTables</Role>
      <ShortName>Income Taxes (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>081300 - Disclosure - Stockholders' Equity (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/StockholdersEquityTables</Role>
      <ShortName>Stockholders' Equity (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>081400 - Disclosure - Accumulated Other Elements of Comprehensive Income (Loss) (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/AccumulatedOtherElementsOfComprehensiveIncomeLossTables</Role>
      <ShortName>Accumulated Other Elements of Comprehensive Income (Loss) (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>081500 - Disclosure - Business Segments (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/BusinessSegmentsTables</Role>
      <ShortName>Business Segments (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>081600 - Disclosure - Earnings Per Share (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/EarningsPerShareTables</Role>
      <ShortName>Earnings Per Share (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>081700 - Disclosure - Summary of Non-cash Operating, Investing and Financing Activities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/SummaryOfNoncashOperatingInvestingAndFinancingActivitiesTables</Role>
      <ShortName>Summary of Non-cash Operating, Investing and Financing Activities (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>081800 - Disclosure - Off-Balance Sheet Risk and Guarantees, Concentrations of Credit Risk and Fair Value of Financial Instruments (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/OffbalanceSheetRiskAndGuaranteesConcentrationsOfCreditRiskAndFairValueOfFinancialInstrumentsTables</Role>
      <ShortName>Off-Balance Sheet Risk and Guarantees, Concentrations of Credit Risk and Fair Value of Financial Instruments (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>082100 - Disclosure - Unaudited Quarterly Operating Results (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/UnauditedQuarterlyOperatingResultsTables</Role>
      <ShortName>Unaudited Quarterly Operating Results (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>090100 - Disclosure - Summary of Major Accounting Policies (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/SummaryOfMajorAccountingPoliciesDetails</Role>
      <ShortName>Summary of Major Accounting Policies (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>090200 - Disclosure - Acquisitions and OneSubsea (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/AcquisitionsAndOnesubseaDetails</Role>
      <ShortName>Acquisitions and OneSubsea (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>090300 - Disclosure - Other Costs (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/OtherCostsDetails</Role>
      <ShortName>Other Costs (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>090400 - Disclosure - Receivables (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/ReceivablesDetails</Role>
      <ShortName>Receivables (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>090500 - Disclosure - Inventories (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/InventoriesDetails</Role>
      <ShortName>Inventories (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>090600 - Disclosure - Plant and Equipment, Goodwill and Other Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/PlantAndEquipmentGoodwillAndOtherAssetsDetails</Role>
      <ShortName>Plant and Equipment, Goodwill and Other Assets (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>090700 - Disclosure - Accounts Payable and Accrued Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/AccountsPayableAndAccruedLiabilitiesDetails</Role>
      <ShortName>Accounts Payable and Accrued Liabilities (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>090800 - Disclosure - Employee Benefit Plans (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/EmployeeBenefitPlansDetails</Role>
      <ShortName>Employee Benefit Plans (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>090900 - Disclosure - Stock-Based Compensation Plans (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/StockbasedCompensationPlansDetails</Role>
      <ShortName>Stock-Based Compensation Plans (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>091000 - Disclosure - Debt (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/DebtDetails</Role>
      <ShortName>Debt (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>091100 - Disclosure - Leases (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/LeasesDetails</Role>
      <ShortName>Leases (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>091200 - Disclosure - Income Taxes (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/IncomeTaxesDetails</Role>
      <ShortName>Income Taxes (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>091300 - Disclosure - Stockholders' Equity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/StockholdersEquityDetails</Role>
      <ShortName>Stockholders' Equity (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>091400 - Disclosure - Accumulated Other Elements of Comprehensive Income (Loss) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/AccumulatedOtherElementsOfComprehensiveIncomeLossDetails</Role>
      <ShortName>Accumulated Other Elements of Comprehensive Income (Loss) (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>091500 - Disclosure - Business Segments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/BusinessSegmentsDetails</Role>
      <ShortName>Business Segments (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>091600 - Disclosure - Earnings Per Share (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/EarningsPerShareDetails</Role>
      <ShortName>Earnings Per Share (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>091700 - Disclosure - Summary of Non-cash Operating, Investing and Financing Activities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/SummaryOfNoncashOperatingInvestingAndFinancingActivitiesDetails</Role>
      <ShortName>Summary of Non-cash Operating, Investing and Financing Activities (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R69.htm</HtmlFileName>
      <LongName>091800 - Disclosure - Off-Balance Sheet Risk and Guarantees and Concentrations of Credit Risk (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/OffbalanceSheetRiskAndGuaranteesAndConcentrationsOfCreditRiskDetails</Role>
      <ShortName>Off-Balance Sheet Risk and Guarantees and Concentrations of Credit Risk (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R70.htm</HtmlFileName>
      <LongName>091802 - Disclosure - Fair Value of Financial Instruments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/FairValueOfFinancialInstrumentsDetails</Role>
      <ShortName>Fair Value of Financial Instruments (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>091804 - Disclosure - Derivative Contracts (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/DerivativeContractsDetails</Role>
      <ShortName>Derivative Contracts (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>091806 - Disclosure - Fair Value of Derivative Financial Instruments, Balance Sheet Classification (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/FairValueOfDerivativeFinancialInstrumentsBalanceSheetClassificationDetails</Role>
      <ShortName>Fair Value of Derivative Financial Instruments, Balance Sheet Classification (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R73.htm</HtmlFileName>
      <LongName>091808 - Disclosure - Derivative Instruments, Gain (Loss) by Hedging Relationship, Income Statement Location (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/DerivativeInstrumentsGainLossByHedgingRelationshipIncomeStatementLocationDetails</Role>
      <ShortName>Derivative Instruments, Gain (Loss) by Hedging Relationship, Income Statement Location (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R74.htm</HtmlFileName>
      <LongName>091900 - Disclosure - Contingencies (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/ContingenciesDetails</Role>
      <ShortName>Contingencies (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R75.htm</HtmlFileName>
      <LongName>092000 - Disclosure - Subsequent Events (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/SubsequentEventsDetails</Role>
      <ShortName>Subsequent Events (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R76.htm</HtmlFileName>
      <LongName>092100 - Disclosure - Unaudited Quarterly Operating Results (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/UnauditedQuarterlyOperatingResultsDetails</Role>
      <ShortName>Unaudited Quarterly Operating Results (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R77.htm</HtmlFileName>
      <LongName>092200 - Schedule - Schedule II - Valuation and Qualifying Accounts (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://c-a-m.com/role/ScheduleIiValuationAndQualifyingAccountsDetails</Role>
      <ShortName>Schedule II - Valuation and Qualifying Accounts (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <Logs>
    <Log type="Info">Element cam_BusinessNo1CombinationAcquisitionIntegrationCosts had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element cam_CommercialPaperFairValueDisclosure had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element cam_ComprehensiveIncomeOfAmortizationToSellingAndAdministrativeExpensesNetOfTaxAttributableToNonControllingInterest had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element cam_CurrencyDevaluation had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element cam_DefinedBenefitPlanHealthCareCostTrendRate had a mix of decimals attribute values: 2 3.</Log>
    <Log type="Info">Element cam_DefinedBenefitPlanOtherChangesToFairValueOfPlanAssets had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element cam_FormationOfJointVentureNetOfTaxEffect had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element cam_JointVentureFormationCost had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element cam_OperatingLossCarryforwardsRegularIncomeTaxes had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element cam_OtherComprehensiveIncomeGainLossOnDerivativesRecognizedNetOfTaxPortionAttributableToNoncontrollingInterest had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element cam_ProceedsFromFormationOfJointVenture had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element cam_ShortTermInvestmentsCommercialPaperFairValueDisclosure had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element cam_ShortTermInvestmentsUSNonGovernmentalAgencyAssetBackedSecuritiesFairValueDisclosure had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element cam_StockRepurchasedDuringPeriodValueNonQualifiedDeferredCompensationPlans had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element cam_USNonGovernmentalAgencyAssetBackedSecuritiesFairValueDisclosure had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element cam_ValuationAllowancesForUnutilizedNetOperatingLossesAndExcessForeignTaxCreditsGeneratedInCurrentYear had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element cam_ValuationAllowancesOnForeignTaxCreditsAssociatedWithPriorYear had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax had a mix of decimals attribute values: -5 -4.</Log>
    <Log type="Info">Element us-gaap_AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebtSubsequentAdjustments had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_AdjustmentsToAdditionalPaidInCapitalOther had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired had a mix of decimals attribute values: 0 1.</Log>
    <Log type="Info">Element us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate had a mix of decimals attribute values: 0 4.</Log>
    <Log type="Info">Element us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease had a mix of decimals attribute values: 0 3 4.</Log>
    <Log type="Info">Element us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate had a mix of decimals attribute values: 0 3 4.</Log>
    <Log type="Info">Element us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets had a mix of decimals attribute values: 0 3 4.</Log>
    <Log type="Info">Element us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease had a mix of decimals attribute values: 0 4.</Log>
    <Log type="Info">Element us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsBenefitObligation had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsPlanAssets had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_DefinedBenefitPlanContributionsByPlanParticipants had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_DefinedBenefitPlanFairValueOfPlanAssets had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_DefinedBenefitPlanForeignCurrencyExchangeRateChangesPlanAssets had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_DefinedBenefitPlanOtherChanges had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_DefinedBenefitPlanOtherCosts had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1 had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_DefinedBenefitPlanServiceCost had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_DefinedBenefitPlanSettlementsBenefitObligation had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_DefinedBenefitPlanSettlementsPlanAssets had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_DerivativeFairValueOfDerivativeLiability had a mix of decimals attribute values: -6 -4.</Log>
    <Log type="Info">Element us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential had a mix of decimals attribute values: 3 4.</Log>
    <Log type="Info">Element us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments had a mix of decimals attribute values: 3 4.</Log>
    <Log type="Info">Element us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_ForeignCurrencyContractsLiabilityFairValueDisclosure had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_GoodwillAcquiredDuringPeriod had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_GoodwillAndIntangibleAssetImpairment had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_InterestRevenueExpenseNet had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_MinorityInterest had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_MinorityInterestDecreaseFromRedemptions had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_MinorityInterestIncreaseFromStockIssuance had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_MinorityInterestInNetIncomeLossOtherMinorityInterests had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_NetIncomeLossAttributableToNoncontrollingInterest had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToNoncontrollingInterest had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax had a mix of decimals attribute values: -6 -5 -4.</Log>
    <Log type="Info">Element us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax had a mix of decimals attribute values: -6 -5 -4.</Log>
    <Log type="Info">Element us-gaap_PaymentsToMinorityShareholders had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_PensionExpense had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_ProceedsFromMinorityShareholders had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_ProfitLoss had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">Element us-gaap_TreasuryStockValueAcquiredCostMethod had a mix of decimals attribute values: -6 -5.</Log>
    <Log type="Info">'Monetary' elements on report '090900 - Disclosure - Stock-Based Compensation Plans (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '091802 - Disclosure - Fair Value of Financial Instruments (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">Process Flow-Through: 010000 - Statement - Consolidated Results of Operations</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Dec. 31, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Sep. 30, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Jun. 30, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Mar. 31, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Dec. 31, 2012'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Sep. 30, 2012'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Jun. 30, 2012'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Mar. 31, 2012'</Log>
    <Log type="Info">Process Flow-Through: 020000 - Statement - Consolidated Comprehensive Income</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Dec. 31, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Sep. 30, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Jun. 30, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Mar. 31, 2013'</Log>
    <Log type="Info">Process Flow-Through: 030000 - Statement - Consolidated Balance Sheets</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Dec. 31, 2011'</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Dec. 31, 2010'</Log>
    <Log type="Info">Process Flow-Through: 030100 - Statement - Consolidated Balance Sheets (Parenthetical)</Log>
    <Log type="Info">Process Flow-Through: 040000 - Statement - Consolidated Cash Flows</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Dec. 31, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Sep. 30, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Jun. 30, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Mar. 31, 2013'</Log>
    <Log type="Info">Process Flow-Through: 040100 - Statement - Consolidated Cash Flows (Parenthetical)</Log>
    <Log type="Info">Process Flow-Through: 050100 - Statement - Consolidated Changes in Stockholders' Equity (Parenthetical)</Log>
  </Logs>
  <InputFiles>
    <File>cam-20131231.xml</File>
    <File>cam-20131231.xsd</File>
    <File>cam-20131231_cal.xml</File>
    <File>cam-20131231_def.xml</File>
    <File>cam-20131231_lab.xml</File>
    <File>cam-20131231_pre.xml</File>
  </InputFiles>
  <SupplementalFiles />
  <BaseTaxonomies />
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
