Annual report pursuant to Section 13 and 15(d)

EARNINGS PER SHARE - Computation of Basic and Diluted Earnings Per Share (Detail)

v2.4.1.9
EARNINGS PER SHARE - Computation of Basic and Diluted Earnings Per Share (Detail) (USD $)
In Millions, except Per Share data, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 31, 2014
Sep. 30, 2014
Jun. 30, 2014
Mar. 31, 2014
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Numerator:                      
Net income attributable to common shareowners $ 453us-gaap_NetIncomeLoss $ 1,214us-gaap_NetIncomeLoss $ 454us-gaap_NetIncomeLoss $ 911us-gaap_NetIncomeLoss $ 1,167us-gaap_NetIncomeLoss $ 1,097us-gaap_NetIncomeLoss $ 1,071us-gaap_NetIncomeLoss $ 1,037us-gaap_NetIncomeLoss $ 3,032us-gaap_NetIncomeLoss $ 4,372us-gaap_NetIncomeLoss $ 807us-gaap_NetIncomeLoss
Denominator:                      
Weighted average shares                 913us-gaap_WeightedAverageNumberOfSharesIssuedBasic 937us-gaap_WeightedAverageNumberOfSharesIssuedBasic 957us-gaap_WeightedAverageNumberOfSharesIssuedBasic
Deferred compensation obligations                 1ups_DeferredCompensationObligations 1ups_DeferredCompensationObligations 1ups_DeferredCompensationObligations
Vested portion of restricted shares                 2us-gaap_WeightedAverageNumberOfSharesRestrictedStock 2us-gaap_WeightedAverageNumberOfSharesRestrictedStock 2us-gaap_WeightedAverageNumberOfSharesRestrictedStock
Denominator for basic earnings per share                 916us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 940us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 960us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
Effect of dilutive securities:                      
Denominator for diluted earnings per share                 924us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding 948us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding 969us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
Basic earnings per share $ 0.50us-gaap_EarningsPerShareBasic $ 1.33us-gaap_EarningsPerShareBasic $ 0.49us-gaap_EarningsPerShareBasic $ 0.99us-gaap_EarningsPerShareBasic $ 1.26us-gaap_EarningsPerShareBasic $ 1.17us-gaap_EarningsPerShareBasic $ 1.14us-gaap_EarningsPerShareBasic $ 1.09us-gaap_EarningsPerShareBasic $ 3.31us-gaap_EarningsPerShareBasic $ 4.65us-gaap_EarningsPerShareBasic $ 0.84us-gaap_EarningsPerShareBasic
Diluted earnings per share $ 0.49us-gaap_EarningsPerShareDiluted $ 1.32us-gaap_EarningsPerShareDiluted $ 0.49us-gaap_EarningsPerShareDiluted $ 0.98us-gaap_EarningsPerShareDiluted $ 1.25us-gaap_EarningsPerShareDiluted $ 1.16us-gaap_EarningsPerShareDiluted $ 1.13us-gaap_EarningsPerShareDiluted $ 1.08us-gaap_EarningsPerShareDiluted $ 3.28us-gaap_EarningsPerShareDiluted $ 4.61us-gaap_EarningsPerShareDiluted $ 0.83us-gaap_EarningsPerShareDiluted
Restricted Performance Units [Member]                      
Effect of dilutive securities:                      
Dilutive securities                 7us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
/ us-gaap_StatementScenarioAxis
= ups_RestrictedPerformanceUnitsMember
7us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
/ us-gaap_StatementScenarioAxis
= ups_RestrictedPerformanceUnitsMember
8us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
/ us-gaap_StatementScenarioAxis
= ups_RestrictedPerformanceUnitsMember
Stock Option Plans [Member]                      
Effect of dilutive securities:                      
Dilutive securities                 1us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
/ us-gaap_StatementScenarioAxis
= ups_StockOptionPlansMember
1us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
/ us-gaap_StatementScenarioAxis
= ups_StockOptionPlansMember
1us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
/ us-gaap_StatementScenarioAxis
= ups_StockOptionPlansMember