Annual report pursuant to Section 13 and 15(d)

DEBT AND BORROWING ARRANGEMENTS (Details)

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DEBT AND BORROWING ARRANGEMENTS (Details) (USD $)
In Millions, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Short-term Debt [Line Items]    
Commercial paper borrowings outstanding $ 19,010us-gaap_CommercialPaper $ 16,853us-gaap_CommercialPaper
Weighted-average interest rates for commercial paper outstanding (as a percent) 0.20%us-gaap_ShortTermDebtWeightedAverageInterestRate 0.20%us-gaap_ShortTermDebtWeightedAverageInterestRate
Line of Credit Facility, Maximum Borrowing Capacity 8,723us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity  
Lines of credit and other short-term credit facilities outstanding 120us-gaap_LineOfCredit  
Lines of credit for general corporate purposes $ 7,677ko_LineOfCreditFacilityForGeneralCorporatePurposeMaximumBorrowingCapacity