2.2.0.25falsefalse1099 - Disclosure - EARNINGS PER SHARE - Additional Information (Detail)truefalseIn Millionsfalse1falsefalseUSDfalsefalse1/1/2010 - 12/31/2010
USD ($)
USD ($) / shares
$eol_PE10216---1010-K0013_STD_365_20101231_0http://www.sec.gov/CIK0001090727duration2010-01-01T00:00:002010-12-31T00:00:00pureStandardhttp://www.xbrl.org/2003/instancepure0iso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170iso4217_USD_per_sharesDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instanceshares0sharesStandardhttp://www.xbrl.org/2003/instanceshares0YearStandardhttp://www.ups.com/20101231Yearups0USDUSD$2falsefalseUSDfalsefalse1/1/2009 - 12/31/2009
USD ($) / shares
USD ($)
$eol_PE10216---1010-K0013_STD_365_20091231_0http://www.sec.gov/CIK0001090727duration2009-01-01T00:00:002009-12-31T00:00:00iso4217_USD_per_sharesDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instanceshares0iso4217_USDStandardhttp://www.xbrl.org/2003/iso4217
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USD ($)
USD ($) / shares
$eol_PE10216---1010-K0013_STD_366_20081231_0http://www.sec.gov/CIK0001090727duration2008-01-01T00:00:002008-12-31T00:00:00iso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170iso4217_USD_per_sharesDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instanceshares0pureStandardhttp://www.xbrl.org/2003/instancepure0sharesStandardhttp://www.xbrl.org/2003/instanceshares0YearStandardhttp://www.ups.com/20101231Yearups0USDUSD$4true0us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItemsus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringLine items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.falsefalse5false0us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmountus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse1110000011.1falsefalsefalsefalsefalse2truefalsefalse1740000017.4falsefalsefalsefalsefalse3truefalsefalse1170000011.7falsefalsefalsefalsefalseSharesxbrli:sharesItemTypesharesSecurities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented.Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 128
-Paragraph 13, 14
Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 128
-Paragraph 171
Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 128
-Paragraph 40
-Subparagraph c
falsefalse32EARNINGS PER SHARE - Additional Information (Detail)UnKnownHundredThousandsUnKnownUnKnownfalsetrue
