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us-gaap_DerivativesFairValueByBalanceSheetLocationAxis xbrldi http://xbrl.org/2006/xbrldi us-gaap_OtherAssetsMember us-gaap_DerivativesFairValueByBalanceSheetLocationAxis explicitMember USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 $ false 9 USD true false false false us-gaap_SeniorNotesMember us-gaap_DebtInstrumentAxis xbrldi http://xbrl.org/2006/xbrldi us-gaap_SeniorNotesMember us-gaap_DebtInstrumentAxis explicitMember USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 Pure Standard http://www.xbrl.org/2003/instance pure xbrli 0 $ 5 Fair value of derivative instruments included in our consolidated condensed balance sheet 3 us-gaap_DerivativeInstrumentsInStatementOfFinancialPositionFairValueAbstract us-gaap true na duration No definition available. false false false false false true false false false false false verboselabel false 1 false false false false 0 0 false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 true false false 4 false false false false 0 0 true false false 5 false false false false 0 0 true false false 6 false false false false 0 0 true false false 7 false false false false 0 0 true false false 8 false false false false 0 0 true false false 9 false false false false 0 0 true false false xbrli:stringItemType string No definition available. false 6 Derivative Asset Designated as Hedging Instrument, Fair Value 4 us-gaap_DerivativeAssetDesignatedAsHedgingInstrumentFairValue us-gaap true debit instant No definition available. false false false false false false false false false false false verboselabel false 1 false false false false 0 0 false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 true false false 4 false false false false 0 0 true false false 5 true true false false 1000000 1 true false false 6 false false false false 0 0 true false false 7 false false false false 0 0 true false false 8 true true false false 23000000 23 true false false 9 false false false false 0 0 true false false xbrli:monetaryItemType monetary Fair value of a derivative asset (or nonderivative instrument) that is designated and qualifies as a hedging instrument, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 205G Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 44C -Subparagraph a -Clause 1 false 7 Effects of derivative instruments in our consolidated condensed statement of operations 3 us-gaap_DerivativeInstrumentsGainLossRecognizedInIncomeNetAbstract us-gaap true na duration No definition available. false false false false false true false false false false false verboselabel false 1 false false false false 0 0 false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 true false false 4 false false false false 0 0 true false false 5 false false false false 0 0 true false false 6 false false false false 0 0 true false false 7 false false false false 0 0 true false false 8 false false false false 0 0 true false false 9 false false false false 0 0 true false false xbrli:stringItemType string No definition available. false 8 Amount of Gain/(Loss) Recognized in Income 4 us-gaap_DerivativeInstrumentsGainLossRecognizedInIncomeNet us-gaap true credit duration No definition available. false false false false false false false false false false false verboselabel false 1 false false false false 0 0 false false false 2 false false false false 0 0 false false false 3 false true false false -4000000 -4 true false false 4 false true false false -9000000 -9 true false false 5 false false false false 0 0 true false false 6 false true false false 3000000 3 true false false 7 false true false false 10000000 10 true false false 8 false false false false 0 0 true false false 9 false false false false 0 0 true false false xbrli:monetaryItemType monetary The amount of net gains and losses recognized in income during the period on derivative instruments designated and qualifying as hedging instruments in fair value hedges and related hedged items designated and qualifying in fair value hedges, on derivative instruments designated and qualifying as hedging instruments in cash flow hedges, and on derivative instruments not designated as hedging instruments. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 205G Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 44C -Subparagraph b false 9 Financial Instruments (Textuals) [Abstract] 3 bhi_FinancialInstrumentsTextualsAbstract bhi false na duration Financial Instruments. false false false false false true false false false false false verboselabel false 1 false false false false 0 0 false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 true false false 4 false false false false 0 0 true false false 5 false false false false 0 0 true false false 6 false false false false 0 0 true false false 7 false false false false 0 0 true false false 8 false false false false 0 0 true false false 9 false false false false 0 0 true false false xbrli:stringItemType string Financial Instruments. false 10 Debt, fair value 4 us-gaap_DebtInstrumentFairValue us-gaap true credit instant No definition available. false false false false false false false false false false false verboselabel false 1 false true false false 3286000000 3286 false false false 2 false true false false 2126000000 2126 false false false 3 false false false false 0 0 true false false 4 false false false false 0 0 true false false 5 false false false false 0 0 true false false 6 false false false false 0 0 true false false 7 false false false false 0 0 true false false 8 false false false false 0 0 true false false 9 false false false false 0 0 true false false xbrli:monetaryItemType monetary Estimated fair value of the debt instrument at the balance-sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 107 -Paragraph 10 false 11 Debt, carrying amount 4 us-gaap_DebtInstrumentFaceAmount us-gaap true credit instant No definition available. false false false false false false false false false false false verboselabel false 1 false true false false 2911000000 2911 false false false 2 false true false false 1800000000 1800 false false false 3 false false false false 0 0 true false false 4 false false false false 0 0 true false false 5 false false false false 0 0 true false false 6 false false false false 0 0 true false false 7 false false false false 0 0 true false false 8 false false false false 0 0 true false false 9 false false false false 0 0 true false false xbrli:monetaryItemType monetary The stated principal amount of the debt instrument at time of issuance, which may vary from the carrying amount because of unamortized premium or discount. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 21 -Paragraph 16, 20 false 12 Operation of business 4 bhi_OperationOfBusiness bhi false na duration Operation of business. false false false false false false false false false false false verboselabel false 1 false false false false 0 0 Over 90 countries Over 90 countries false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 true false false 4 false false false false 0 0 true false false 5 false false false false 0 0 true false false 6 false false false false 0 0 true false false 7 false false false false 0 0 true false false 8 false false false false 0 0 true false false 9 false false false false 0 0 true false false xbrli:stringItemType string Operation of business. No authoritative reference available. false 13 Maximum maturity period for foreign currency forward contracts 4 bhi_MaximumMaturityPeriodForForeignCurrencyForwardContracts bhi false na duration Maximum maturity period for foreign currency forward contracts. false false false false false false false false false false false verboselabel false 1 false true false false 180 180 false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 true false false 4 false false false false 0 0 true false false 5 false false false false 0 0 true false false 6 false false false false 0 0 true false false 7 false false false false 0 0 true false false 8 false false false false 0 0 true false false 9 false false false false 0 0 true false false xbrli:integerItemType integer Maximum maturity period for foreign currency forward contracts. No authoritative reference available. false 14 Aggregate amount of foreign currency forward contracts outstanding 4 us-gaap_NotionalAmountOfForeignCurrencyDerivatives us-gaap true debit instant No definition available. false false false false false false false false false false false verboselabel false 1 false true false false 223000000 223 false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 true false false 4 false false false false 0 0 true false false 5 false false false false 0 0 true false false 6 false false false false 0 0 true false false 7 false false false false 0 0 true false false 8 false false false false 0 0 true false false 9 false false false false 0 0 true false false xbrli:monetaryItemType monetary Aggregate notional amount of foreign currency exchange rate derivatives. Notional amount refers to the number of currency units specified in the foreign currency derivative contract. No authoritative reference available. false 15 Number of interest rate swap contracts entered 4 bhi_NumberOfInterestRateSwapContractsEntered bhi false na duration Number of interest rate swap contracts entered. false false false false false false false false false false false verboselabel false 1 false true false false 2 2 false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 true false false 4 false false false false 0 0 true false false 5 false false false false 0 0 true false false 6 false false false false 0 0 true false false 7 false false false false 0 0 true false false 8 false false false false 0 0 true false false 9 false false false false 0 0 true false false xbrli:integerItemType integer Number of interest rate swap contracts entered. No authoritative reference available. false 16 Notional amount interest rate swap 4 bhi_NotionalAmountInterestRateSwap bhi false debit duration Notional amount interest rate swap. false false false false false false false false false false false verboselabel false 1 false true false false 250000000 250 false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 true false false 4 false false false false 0 0 true false false 5 false false false false 0 0 true false false 6 false false false false 0 0 true false false 7 false false false false 0 0 true false false 8 false false false false 0 0 true false false 9 false false false false 0 0 true false false xbrli:monetaryItemType monetary Notional amount interest rate swap. No authoritative reference available. false 17 Hedge changes in the fair market value 4 bhi_FairValueOfHedgedDebt bhi false debit duration Fair value of hedged debt. false false false false false false false false false false false verboselabel false 1 false false false false 0 0 false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 true false false 4 false false false false 0 0 true false false 5 false false false false 0 0 true false false 6 false false false false 0 0 true false false 7 false false false false 0 0 true false false 8 false false false false 0 0 true false false 9 true true false false 500000000 500 true false false xbrli:monetaryItemType monetary Fair value of hedged debt. No authoritative reference available. false 18 Fixed interest rate 4 us-gaap_DebtInstrumentInterestRateStatedPercentage us-gaap true na instant No definition available. false false false false false false false false false false false verboselabel false 1 false false false false 0 0 false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 true false false 4 false false false false 0 0 true false false 5 false false false false 0 0 true false false 6 false false false false 0 0 true false false 7 false false false false 0 0 true false false 8 false false false false 0 0 true false false 9 false true false false 0.065 0.065 true false false us-types:percentItemType pure Interest rate stated in the contractual debt agreement. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 false 19 Spread on swap one 4 bhi_SpreadOverOneMonthLiborOnSwapOne bhi false na duration Spread over one month Libor on swap One. false false false false false false false false false false false verboselabel false 1 false true false false 0.0367 0.0367 false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 true false false 4 false false false false 0 0 true false false 5 false false false false 0 0 true false false 6 false false false false 0 0 true false false 7 false false false false 0 0 true false false 8 false false false false 0 0 true false false 9 false false false false 0 0 true false false us-types:percentItemType pure Spread over one month Libor on swap One. No authoritative reference available. false 20 Spread on swap two 4 bhi_SpreadOverThreeMonthLiborOnSwapTwo bhi false na duration Spread over three month Libor on swap two. false false false false false false false false false false false verboselabel false 1 false true false false 0.0354 0.0354 false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 true false false 4 false false false false 0 0 true false false 5 false false false false 0 0 true false false 6 false false false false 0 0 true false false 7 false false false false 0 0 true false false 8 false false false false 0 0 true false false 9 false false false false 0 0 true false false us-types:percentItemType pure Spread over three month Libor on swap two. No authoritative reference available. false 21 Swap to three month Libor is expected to be effective 4 bhi_SwapToThreeMonthLiborIsExpectedToBeEffective bhi false na duration Swap to three month Libor is expected to be effective. false false false false false false false false false false false verboselabel false 1 false true false false 1 1 false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 true false false 4 false false false false 0 0 true false false 5 false false false false 0 0 true false false 6 false false false false 0 0 true false false 7 false false false false 0 0 true false false 8 false false false false 0 0 true false false 9 false false false false 0 0 true false false us-types:percentItemType pure Swap to three month Libor is expected to be effective. No authoritative reference available. false 9 17 false Millions UnKnown UnKnown false true