2.2.0.25truefalse42303 - Disclosure - SHORT-TERM BORROWINGS AND LONG-TERM DEBT (Long-Term Debt) (Details)truefalsefalse1falsefalseUSDfalsefalse12/31/2010
USD ($)
USD ($) / shares
$As_Of_12_31_2010http://www.sec.gov/CIK0000014272instant2010-12-31T00:00:000001-01-01T00:00:00Unit1Standardhttp://www.xbrl.org/2003/iso4217USDiso42170Unit12Dividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instancesharesxbrli0Unit15Standardhttp://www.xbrl.org/2003/instancesharesxbrli0Unit13Standardhttp://www.xbrl.org/2003/instancepurexbrli0USDUSD$2falsefalseUSDfalsefalse12/31/2009
USD ($)
USD ($) / shares
$As_Of_12_31_2009http://www.sec.gov/CIK0000014272instant2009-12-31T00:00:000001-01-01T00:00:00Unit1Standardhttp://www.xbrl.org/2003/iso4217USDiso42170Unit15Standardhttp://www.xbrl.org/2003/instancesharesxbrli0Unit12Divide
http://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instancesharesxbrli0USDUSD$3falsefalseUSDtruefalse{us-gaap_LongtermDebtTypeAxis} : 5.875% Notes Due 2036 [Member]
1/1/2010 - 12/31/2010
USD ($)
$Duration_1_1_2010_To_12_31_2010223http://www.sec.gov/CIK0000014272duration2010-01-01T00:00:002010-12-31T00:00:00falsefalse5.875% Notes Due 2036 [Member]us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_FivePointEightSevenFivePercentNotesDueTwoThousandThirtySixMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit1Standardhttp://www.x
brl.org/2003/iso4217USDiso42170Unit13Standardhttp://www.xbrl.org/2003/instancepurexbrli0USDUSD$4falsefalseUSDtruefalse{us-gaap_LongtermDebtTypeAxis} : 5.875% Notes Due 2036 [Member]
12/31/2009
USD ($)
$As_Of_12_31_200943http://www.sec.gov/CIK0000014272instant2009-12-31T00:00:000001-01-01T00:00:00falsefalse5.875% Notes Due 2036 [Member]us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_FivePointEightSevenFivePercentNotesDueTwoThousandThirtySixMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit1Standardhttp://www.xbrl.org/2003/iso4
217USDiso42170Unit13Standardhttp://www.xbrl.org/2003/instancepurexbrli0USDUSD$5falsefalsetruefalse{us-gaap_LongtermDebtTypeAxis} : 5.875% Notes Due 2036 [Member]
12/31/2008
As_Of_12_31_20088http://www.sec.gov/CIK0000014272instant2008-12-31T00:00:000001-01-01T00:00:00falsefalse5.875% Notes Due 2036 [Member]us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_FivePointEightSevenFivePercentNotesDueTwoThousandThirtySixMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit13Standardhttp://www.xbrl.org/2003/instancepurexbrli06falsefalseUSDtruefalse{us-gaap_LongtermDebtTypeAxis} : 4.375% Euro Notes Due 2016 [Member]
1/1/2010 - 12/31/2010
Duration_1_1_2010_To_12_31_2010227http://www.sec.gov/CIK0000014272duration2010-01-01T00:00:002010-12-31T00:00:00falsefalse4.375% Euro Notes Due 2016 [Member]us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_FourPointThreeSevenFivePercentEuroNotesDueTwoThousandSixteenMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit1Standardhttp://www.xbrl.org/2
003/iso4217USDiso42170Unit13Standardhttp://www.xbrl.org/2003/instancepurexbrli0$7falsefalseUSDtruefalse{us-gaap_LongtermDebtTypeAxis} : 4.375% Euro Notes Due 2016 [Member]
12/31/2009
USD ($)
$As_Of_12_31_200947http://www.sec.gov/CIK0000014272instant2009-12-31T00:00:000001-01-01T00:00:00falsefalse4.375% Euro Notes Due 2016 [Member]us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_FourPointThreeSevenFivePercentEuroNotesDueTwoThousandSixteenMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit1Standardhttp://www.xbrl.org/20
03/iso4217USDiso42170Unit13Standardhttp://www.xbrl.org/2003/instancepurexbrli0USDUSD$8falsefalseUSDtruefalse{us-gaap_LongtermDebtTypeAxis} : 4.625% Euro Notes Due 2021 [Member]
1/1/2010 - 12/31/2010
Duration_1_1_2010_To_12_31_2010226http://www.sec.gov/CIK0000014272duration2010-01-01T00:00:002010-12-31T00:00:00falsefalse4.625% Euro Notes Due 2021 [Member]us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_FourPointSixTwoFivePercentEuroNotesDueTwoThousandTwentyOneMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit1Standardhttp://www.xbrl.org/200
3/iso4217USDiso42170Unit13Standardhttp://www.xbrl.org/2003/instancepurexbrli0$9falsefalseUSDtruefalse{us-gaap_LongtermDebtTypeAxis} : 4.625% Euro Notes Due 2021 [Member]
12/31/2009
USD ($)
$As_Of_12_31_200946http://www.sec.gov/CIK0000014272instant2009-12-31T00:00:000001-01-01T00:00:00falsefalse4.625% Euro Notes Due 2021 [Member]us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_FourPointSixTwoFivePercentEuroNotesDueTwoThousandTwentyOneMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit13Standardhttp://www.xbrl.org/200
3/instancepurexbrli0Unit1Standardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$10falsefalseUSDtruefalse{us-gaap_LongtermDebtTypeAxis} : 5.45% Notes Due 2018 [Member]
1/1/2010 - 12/31/2010
Duration_1_1_2010_To_12_31_2010224http://www.sec.gov/CIK0000014272duration2010-01-01T00:00:002010-12-31T00:00:00falsefalse5.45% Notes Due 2018 [Member]us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_FivePointFourFivePercentNotesDueTwoThousandEighteenMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit13Standardhttp://www.xbrl.org/2003/instance
MeasureSchema>purexbrli0Unit1Standardhttp://www.xbrl.org/2003/iso4217USDiso42170$11falsefalseUSDtruefalse{us-gaap_LongtermDebtTypeAxis} : 5.45% Notes Due 2018 [Member]
12/31/2009
USD ($)
$As_Of_12_31_200944http://www.sec.gov/CIK0000014272instant2009-12-31T00:00:000001-01-01T00:00:00falsefalse5.45% Notes Due 2018 [Member]us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_FivePointFourFivePercentNotesDueTwoThousandEighteenMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit1Standardhttp://www.xbrl.org/2003/iso4217USDiso42170Unit13Standardhttp://www.xbrl.org/2003/instancepurexbrli0USDUSD$12falsefalseUSDtruefalse{us-gaap_LongtermDebtTypeAxis} : 5.25% Notes due 2013 [Member]
1/1/2010 - 12/31/2010
Duration_1_1_2010_To_12_31_2010225http://www.sec.gov/CIK0000014272duration2010-01-01T00:00:002010-12-31T00:00:00falsefalse5.25% Notes due 2013 [Member]us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_FivePointTwoFivePercentNotesDueTwoThousandThirteenMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit13Standardhttp://www.xbrl.org/2003/instancepurexbrli0Unit1Standardhttp://www.xbrl.org/2003/iso4217USDiso42170$13falsefalseUSDtruefalse{us-gaap_LongtermDebtTypeAxis} : 5.25% Notes due 2013 [Member]
12/31/2009
USD ($)
$As_Of_12_31_200945http://www.sec.gov/CIK0000014272instant2009-12-31T00:00:000001-01-01T00:00:00falsefalse5.25% Notes due 2013 [Member]us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_FivePointTwoFivePercentNotesDueTwoThousandThirteenMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit1Standardhttp://www.xbrl.org/2003/iso4217USDiso42170Unit13Standardhttp://www.xbrl.org/2003/instancepurexbrli0USDUSD$14falsefalsetruefalse{us-gaap_LongtermDebtTypeAxis} : 5.25% Notes due 2013 [Member]
12/31/2008
As_Of_12_31_20089http://www.sec.gov/CIK0000014272instant2008-12-31T00:00:000001-01-01T00:00:00falsefalse5.25% Notes due 2013 [Member]us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_FivePointTwoFivePercentNotesDueTwoThousandThirteenMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit13Standardhttp://www.xbrl.org/2003/instancepurexbrli015falsefalseUSDtruefalse{us-gaap_LongtermDebtTypeAxis} : 6.125% Notes Due 2038 [Member]
1/1/2010 - 12/31/2010
USD ($)
$Duration_1_1_2010_To_12_31_20102212http://www.sec.gov/CIK0000014272duration2010-01-01T00:00:002010-12-31T00:00:00falsefalse6.125% Notes Due 2038 [Member]us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_SixPointOneTwoFivePercentNotesDueTwoThousandThirtyEightMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit1Standardhttp://www.xbr
l.org/2003/iso4217USDiso42170Unit13Standardhttp://www.xbrl.org/2003/instancepurexbrli0USDUSD$16falsefalseUSDtruefalse{us-gaap_LongtermDebtTypeAxis} : 6.125% Notes Due 2038 [Member]
12/31/2009
USD ($)
$As_Of_12_31_200951http://www.sec.gov/CIK0000014272instant2009-12-31T00:00:000001-01-01T00:00:00falsefalse6.125% Notes Due 2038 [Member]us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_SixPointOneTwoFivePercentNotesDueTwoThousandThirtyEightMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit1Standardhttp://www.xbrl.org/2003/iso4217
USDiso42170Unit13Standardhttp://www.xbrl.org/2003/instancepurexbrli0USDUSD$17falsefalseUSDtruefalse{us-gaap_LongtermDebtTypeAxis} : 6.80% Debentures Due 2026 [Member]
1/1/2010 - 12/31/2010
Duration_1_1_2010_To_12_31_20102211http://www.sec.gov/CIK0000014272duration2010-01-01T00:00:002010-12-31T00:00:00falsefalse6.80% Debentures Due 2026 [Member]us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_SixPointEightZeroPercentDebenturesDueTwoThousandTwentySixMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit13Standardhttp://www.xbrl.org/200
3/instancepurexbrli0Unit1Standardhttp://www.xbrl.org/2003/iso4217USDiso42170$18falsefalseUSDtruefalse{us-gaap_LongtermDebtTypeAxis} : 6.80% Debentures Due 2026 [Member]
12/31/2009
USD ($)
$As_Of_12_31_200950http://www.sec.gov/CIK0000014272instant2009-12-31T00:00:000001-01-01T00:00:00falsefalse6.80% Debentures Due 2026 [Member]us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_SixPointEightZeroPercentDebenturesDueTwoThousandTwentySixMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit1Standardhttp://www.xbrl.org/2003/i
so4217USDiso42170Unit13Standardhttp://www.xbrl.org/2003/instancepurexbrli0USDUSD$19falsefalseUSDtruefalse{us-gaap_LongtermDebtTypeAxis} : 7.15% Debentures Due 2023 [Member]
1/1/2010 - 12/31/2010
Duration_1_1_2010_To_12_31_2010229http://www.sec.gov/CIK0000014272duration2010-01-01T00:00:002010-12-31T00:00:00falsefalse7.15% Debentures Due 2023 [Member]us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_SevenPointOneFivePercentDebenturesDueTwoThousandTwentyThreeMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit13Standardhttp://www.xbrl.org/20
03/instancepurexbrli0Unit1Standardhttp://www.xbrl.org/2003/iso4217USDiso42170$20falsefalseUSDtruefalse{us-gaap_LongtermDebtTypeAxis} : 7.15% Debentures Due 2023 [Member]
12/31/2009
USD ($)
$As_Of_12_31_200948http://www.sec.gov/CIK0000014272instant2009-12-31T00:00:000001-01-01T00:00:00falsefalse7.15% Debentures Due 2023 [Member]us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_SevenPointOneFivePercentDebenturesDueTwoThousandTwentyThreeMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit1Standardhttp://www.xbrl.org/2003
/iso4217USDiso42170Unit13Standardhttp://www.xbrl.org/2003/instancepurexbrli0USDUSD$21falsefalsetruefalse{us-gaap_LongtermDebtTypeAxis} : 7.15% Debentures Due 2023 [Member]
12/31/2008
As_Of_12_31_200810http://www.sec.gov/CIK0000014272instant2008-12-31T00:00:000001-01-01T00:00:00falsefalse7.15% Debentures Due 2023 [Member]us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_SevenPointOneFivePercentDebenturesDueTwoThousandTwentyThreeMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit13Standardhttp://www.xbrl.org/2003/instancepurexbrli022falsefalseUSDtruefalse{us-gaap_LongtermDebtTypeAxis} : 6.88% Debentures Due 2097 [Member]
1/1/2010 - 12/31/2010
Duration_1_1_2010_To_12_31_20102210http://www.sec.gov/CIK0000014272duration2010-01-01T00:00:002010-12-31T00:00:00falsefalse6.88% Debentures Due 2097 [Member]us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_SixPointEightEightPercentDebenturesDueTwoThousandNintySevenMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit13Standardhttp://www.xbrl.org/2
003/instancepurexbrli0Unit1Standardhttp://www.xbrl.org/2003/iso4217USDiso42170$23falsefalseUSDtruefalse{us-gaap_LongtermDebtTypeAxis} : 6.88% Debentures Due 2097 [Member]
12/31/2009
USD ($)
$As_Of_12_31_200949http://www.sec.gov/CIK0000014272instant2009-12-31T00:00:000001-01-01T00:00:00falsefalse6.88% Debentures Due 2097 [Member]us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_SixPointEightEightPercentDebenturesDueTwoThousandNintySevenMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit13Standardhttp://www.xbrl.org/200
3/instancepurexbrli0Unit1Standardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$24falsefalsetruefalse{us-gaap_LongtermDebtTypeAxis} : 6.88% Debentures Due 2097 [Member]
12/31/2008
As_Of_12_31_200811http://www.sec.gov/CIK0000014272instant2008-12-31T00:00:000001-01-01T00:00:00falsefalse6.88% Debentures Due 2097 [Member]us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_SixPointEightEightPercentDebenturesDueTwoThousandNintySevenMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit13Standardhttp://www.xbrl.org/2003/instancepurexbrli025falsefalseUSDtruefalse{us-gaap_LongtermDebtTypeAxis} : 0% - 5.75% Other-maturing 2023 - 2030
1/1/2010 - 12/31/2010
Duration_1_1_2010_To_12_31_201033222http://www.sec.gov/CIK0000014272duration2010-01-01T00:00:002010-12-31T00:00:00falsefalse0% - 5.75% Other-maturing 2023 - 2030us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_ZeroPercentToFivePointSevenFivePercentOtherMaturingTwoThousandTwentyThreeToTwoThousandThirtyMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit13Standardhttp://www.xbrl.org/2003/instancepurexbrli0Unit1Standardhttp://www.xbrl.org/2003/iso4217USDiso42170$26falsefalseUSDtruefalse{us-gaap_LongtermDebtTypeAxis} : 0% - 5.75% Other-maturing 2023 - 2030
1/1/2009 - 12/31/2009
Duration_1_1_2009_To_12_31_200910http://www.sec.gov/CIK0000014272duration2009-01-01T00:00:002009-12-31T00:00:00falsefalse0% - 5.75% Other-maturing 2023 - 2030us-gaap_LongtermDebtTypeAxisxbrldihttp://xbrl.org/2006/xbrldibmy_ZeroPercentToFivePointSevenFivePercentOtherMaturingTwoThousandTwentyThreeToTwoThousandThirtyMemberus-gaap_LongtermDebtTypeAxisexplicitMemberUnit13Standardhttp://www.xbrl.org/2003/instancepurexbrli0Unit1Standardhttp://www.xbrl.org/2003/iso4217USDiso42170$2false0us-gaap_DebtInstrumentFaceAmountus-gaaptruecreditinstantNo d
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-Name Accounting Principles Board Opinion (APB)
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher AICPA
-Name Accounting Principles Board Opinion (APB)
-Number 21
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DisplayZeroAsNone>false00falsefalsefalsetruefalse12falsefalsefalse00falsefalsefalsetruefalse13falsefalsefalse00falsefalsefalsetruefalse14falsefalsefalse00falsefalsefalsetruefalse15falsefalsefalse00falsefalsefalsetruefalse16falsefalsefalse00falsefalsefalsetruefalse17falsefalsefalse00falsefalsefalsetruefalse18falsefalsefalse00falsefalsefalsetruefalse19falsefalsefa
lse00falsefalsefalsetruefalse20falsefalsefalse00falsefalsefalsetruefalse21falsefalsefalse
DisplayZeroAsNone>00falsefalsefalsetruefalse22falsefalsefalse00falsefalsefalsetruefalse23falsefalsefalse00falsefalsefalsetruefalse24falsefalsefalse00falsefalsefalsetruefalse25falsefalsefalse00falsefalsefalsetruefalse26falsefalsefalse00falsefalsefalsetruefalseMonetaryxbrli:monetaryItemTypemonetarySum of the carrying values as of the balance sheet date of all long-term debt, which is debt initially having maturities due after one year from the balance sheet date or beyond the operating cycle, if longer, but excluding the portions thereof scheduled to be repaid within one year (current maturities) or the normal operating cycle, if longer, and after deducting unamortized discount or premiums, if any.Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
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truefalse7false0us-gaap_DebtInstrumentInterestRateStatedPercentageus-gaaptruenainstantNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel1falsetrue
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ruefalse0.058750.05875falsefalsefalsetruefalse6truetruefalse0.043750.04375falsefalsefalsetruefalse7truetruefalse0.043750.04375falsefalsefalsetruefalse8truetruefalse0.046250.04625falsefalsefalsetruefalse9
truetruefalse0.046250.04625falsefalsefalsetruefalse10truetruefalse0.05450.0545falsefalsefalsetruefalse11truetruefalse0.05450.0545falsefalsefalsetruefalse12truetruefalse0.05250.0525falsefalsefalsetruefalse13truetruefalse0.05250.0525falsefalsefalsetruefalse14truetruefalse0.05250.0525falsefalsefalsetruefalse15truetruefalse0.061250.06125falsefalsefalsetruefalse16truetruefalse0.061250.06125falsefalsefalsetruefalse
17truetruefalse0.0680.068falsefalsefalsetruefalse18truetruefalse0.0680.068falsefalsefalsetruefalse19truetruefalse0.07150.0715falsefalsefalsetruefalse20truetruefalse0.07150.0715falsefalsefalsetrue<
hasScenarios>false21truetruefalse0.07150.0715falsefalsefalsetruefalse22truetruefalse0.06880.0688falsefalsefalsetruefalse23truetruefalse0.06880.0688falsefalsefalsetruefalse24truetruefalse0.06880.0688falsefalsefalsetruefalse25falsetruefalse00falsefalsefalsetruefalse26falsetruefalse00falsefalsefalsetrue
falseOtherus-types:percentItemTypepureInterest rate stated in the contractual debt agreement.Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 22
-Article 5
falsefalse8false0us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimumus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsetruefalse4falsefalsefalse00falsefalsefalsetruefalse5fal
sefalsefalse00falsefalsefalsetruefalse6falsefalsefalse00falsefalsefalsetruefalse7falsefalsefalse00falsefalsefalsetruefalse8falsefalsefalse00falsefalsefalsetruefalse9falsefalsefalse00falsefalsefalsetruefalse10falsefalsefalse00falsefalsefalsetruefalse11falsefalsefalse00falsefalsefalsetruefalse12falsefalsefalse00falsefalsefalsetruefalse13falsef
alsefalse00falsefalsefalsetruefalse14falsefalsefalse00falsefalsefalsetruefalse15falsefalse<
/IsRatio>false00falsefalsefalsetruefalse16falsefalsefalse00falsefalsefalsetruefalse17falsefalsefalse00falsefalsefalsetruefalse18falsefalsefalse00falsefalsefalsetruefalse19falsefalse<
DisplayZeroAsNone>false00falsefalsefalsetruefalse20falsefalsefalse00falsefalsefalsetruefalse21falsefalsefalse00falsefalsefalsetruefalse22falsefalsefalse00falsefalsefalsetruefalse23falsefalsefalse00falsefalsefalsetruefalse24falsefalsefalse00falsefalsefalsetruefalse25truefalsefalse00falsefalsefalsetruefalse26truefalsefalse00falsefalsefalsetruefalseOtherxbrli:pureItemTy
pepureWhen presenting a range of interest rates, the lowest stated (contractual) rate for funds borrowed under the debt agreement as of the balance sheet date.Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 22
-Article 5
falsefalse9false0us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMaximumus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsetruefalse4falsefalsefalse00falsefalsefalsetruefalse5falsefalsefalse00falsefalsefalsetruefalse6falsefalsefalse00falsefalsefalsetruefalse7f
alsefalsefalse00falsefalsefalsetruefalse8falsefalsefalse00falsefalsefalsetruefalse9falsefalsefalse00falsefalsefalsetruefalse10falsefalsefalse00falsefalsefalsetruefalse11falsefalsefalse00falsefalsefalsetruefalse12falsefalsefalse00falsefalsefalsetruefalse13false<
IsRatio>falsefalse00falsefalsefalsetruefalse14falsefalsefalse00falsefalsefalsetruefalse15falsefalsefalse00falsefalsefalsetruefalse16falsefalsefalse00falsefalsefalsetruefalse17falsefa
lsefalse00falsefalsefalsetruefalse18falsefalsefalse00falsefalsefalsetruefalse19falsefalse
IsRatio>false00falsefalsefalsetruefalse20falsefalsefalse00falsefalsefalsetruefalse21falsefalsefalse00falsefalsefalsetruefalse22falsefalsefalse00falsefalsefalsetruefalse23falsefalsefalse00falsefalsefalsetruefalse24falsefalsefalse00falsefalsefalsetruefalse25truefalsefalse5.755.75falsefalsefalsetruefalse26truefalsefalse5.755.75falsefalsefalsetruefalseOtherxbrli:pureItemTypepureWhen presenting a range of interest rates, the highest stated (contractual) rate for funds borrowed under the debt agreement as of the balance sheet date.Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 22
-Article 5
falsefalse10false0bmy_DebtInstrumentDueDatebmyfalsenadurationDebt Instrument Due Datefalsefalsefalsefalsefalsefalsefalsefalsefalsefalselabel1falsefals
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alsetruefalse26falsefalsefalse002023-20302023-2030falsefalsefalsetruefalseOtherus-types:dateStringItemTypenormalizedstringDebt Instrument Due DateNo authoritative reference available.falsefalse269SHORT-TERM BORROWINGS AND LONG-TERM DEBT (Long-Term Debt) (Details) (USD $)NoRoundingUnKnownUnKnownUnKnowntruetrue