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12/31/2010
USD ($)
$eol_PE10216---1110-Q0006_STD_0_20101231_0_402537x408279_402538x405901_417399x403827http://www.sec.gov/CIK0001090727instant2010-12-31T00:00:000001-01-01T00:00:00falsefalseFair Value, Inputs, Level 2ups_FairValueAssetsAndLiabilitiesComponentsAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_FairValueInputsLevel2Memberups_FairValueAssetsAndLiabilitiesComponentsAxisexplicitMemberfalsefalseInterest rate contractsus-gaap_DerivativesFairValueByDerivativeInstrumentRiskAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_InterestRateContractMemberus-gaap_DerivativesFairValueByDerivativeInstrumentRiskAxisexplicitMemberfalsefalseOther non-current liabilitiesus-gaap_DerivativesFairValueByBalanceSheetLocationAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_OtherLiabilitiesMemberus-gaap_DerivativesFairValueByBalanceSheetLocationAxisexplicitMemberiso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$OthernaNo definition available.No authoritative reference available.falsefalse35true0ups_DerivativeLiabilitiesDesignatedAsHedgingInstrumentsAbstractupsfalsenadurationDerivative Liabilities Designated as Hedging Instruments [Abstract]falsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringDerivative Liabilities Designated as Hedging Instruments [Abstract]falsefalse36false0us-gaap_DerivativeLiabilityDesignatedAsHedgingInstrumentFairValueus-gaaptruecreditinstantNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsetruenegated1truefalsefalse-33000000-33falsefalsefalsefalsefalse2truefalsefalse-29000000-29falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryFair value of a derivative liability (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
falsefalse37true0ups_DerivativeLiabilitiesNotDesignatedAsHedgingInstrumentsAbstractupsfalsenadurationDerivative Liabilities Not Designated as Hedging Instruments [Abstract]falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringDerivative Liabilities Not Designated as Hedging Instruments [Abstract]falsefalse38false0us-gaap_DerivativeLiabilityNotDesignatedAsHedgingInstrumentFairValueus-gaaptruecreditinstantNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsetruenegated1truefalsefalse-1000000-1falsetruefalsefalsefalse2truefalsefalse-1000000-1falsetruefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryFair value of a derivative liability that is not designated or qualifying 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
falsefalse226Location on the Consolidated Balance Sheets of Derivative Assets and Liabilities (Detail) (Fair Value, Inputs, Level 2, USD $)MillionsUnKnownUnKnownUnKnownfalsetrue
