Annual report pursuant to Section 13 and 15(d)

DERIVATIVE INSTRUMENTS AND RISK MANAGEMENT - Fair Values of Derivative Assets and Liabilities by Hedge Type (Detail)

v2.4.1.9
DERIVATIVE INSTRUMENTS AND RISK MANAGEMENT - Fair Values of Derivative Assets and Liabilities by Hedge Type (Detail) (Interest Expense [Member], USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Fixed-Rate Debt and Capital Leases
    
Derivatives, Fair Value [Line Items]    
Amount of Gain (Loss) Recognized in Income $ (90)us-gaap_ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1
/ us-gaap_DerivativeInstrumentRiskAxis
= ups_FixedRateDebtAndCapitalLeasesMember
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_InterestExpenseMember 		$ 306us-gaap_ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1
/ us-gaap_DerivativeInstrumentRiskAxis
= ups_FixedRateDebtAndCapitalLeasesMember
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_InterestExpenseMember
Interest rate contracts
    
Derivatives, Fair Value [Line Items]    
Amount of Gain (Loss) Recognized in Income $ 90us-gaap_ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateContractMember
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_InterestExpenseMember 		$ (306)us-gaap_ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateContractMember
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_InterestExpenseMember