United Parcel Service, Inc. Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

DEBT AND FINANCING ARRANGEMENTS - Additional Information (Detail)

DEBT AND FINANCING ARRANGEMENTS - Additional Information (Detail)							3 Months Ended									3 Months Ended
	Mar. 31, 2015 USD ($) Credit_Agreements	Dec. 31, 2014 USD ($)	Mar. 31, 2015 U.S. Commercial Paper Program USD ($)	Mar. 31, 2015 Foreign Commercial Paper Program USD ($)	Mar. 31, 2015 Foreign Commercial Paper Program EUR (€)	Mar. 31, 2015 Foreign Commercial Paper Program GBP (£)	Mar. 31, 2015 Revolving Credit Facility Expiring In 2015 [Member] USD ($)	Mar. 31, 2015 Revolving Credit Facility Expiring In 2017 USD ($)	Mar. 31, 2015 Revolving Credit Facility Expiring In 2017 Minimum [Member]	Mar. 31, 2015 Senior notes A1125SeniorNotes [Member] USD ($)	Dec. 31, 2014 Senior notes A1125SeniorNotes [Member] USD ($)	Mar. 31, 2015 Senior notes 2.45% senior notes [Member] USD ($)	Dec. 31, 2014 Senior notes 2.45% senior notes [Member] USD ($)	Mar. 31, 2015 Senior notes 3.625% senior notes [Member] USD ($)	Dec. 31, 2014 Senior notes 3.625% senior notes [Member] USD ($)	Mar. 31, 2015 LIBOR rate Revolving Credit Facility Expiring In 2015 [Member] Minimum [Member]	Mar. 31, 2015 LIBOR rate Revolving Credit Facility Expiring In 2015 [Member] Maximum [Member]	Mar. 31, 2015 LIBOR rate Revolving Credit Facility Expiring In 2017	Mar. 31, 2015 LIBOR rate Revolving Credit Facility Expiring In 2017 Minimum [Member]	Mar. 31, 2015 LIBOR rate Revolving Credit Facility Expiring In 2017 Maximum [Member]	Mar. 31, 2015 Citibank base rate Revolving Credit Facility Expiring In 2015 [Member] Minimum [Member]	Mar. 31, 2015 Citibank base rate Revolving Credit Facility Expiring In 2015 [Member] Maximum [Member]	Mar. 31, 2015 Federal Funds Rate [Member] Revolving Credit Facility Expiring In 2015 [Member]	Mar. 31, 2015 Federal Funds Rate [Member] Revolving Credit Facility Expiring In 2017
Debt Instrument [Line Items]
Face value of debt instrument	$ 12,847,000,000us-gaap_DebtInstrumentFaceAmount									$ 375,000,000		$ 1,000,000,000		$ 375,000,000
Debt instrument, stated interest rate										1.125%		2.45%		3.625%
Commercial paper program, authorized to borrow			10,000,000,000		5,000,000,000
Total debt			2,482,000,000	639,000,000		432,000,000				372,000,000	370,000,000	997,000,000	977,000,000	367,000,000	367,000,000
Debt, weighted average interest rate			0.12%	0.50%	0.50%	0.50%
Number of credit agreements	2ups_NumberOfCreditAgreements
Revolving credit facilities							1,500,000,000	3,000,000,000
Maturity							Mar. 26, 2016	Mar. 27, 2020
Applicable margin rates																0.10%	0.75%	1.00%	0.10%	0.75%	0.00%	1.00%	0.50%	0.50%
Applicable margin for base rate below LIBOR							1.00%	1.00%	0.00%
Covenants limit, amount of secured indebtedness and debt in sale-leaseback transactions, percentage of net tangible assets	10.00%
Covenants that limit the amount of secured indebtedness and amount of attributable debt in sale-leaseback transactions, net tangible assets amount	2,374,000,000
Long-term debt fair value	$ 14,557,000,000us-gaap_DebtInstrumentFairValue	$ 12,257,000,000us-gaap_DebtInstrumentFairValue