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Derivative Instruments Changes in Fair Value Hedges on Income (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jul. 30, 2016
Aug. 01, 2015
Jul. 30, 2016
Aug. 01, 2015
Derivative Instruments, Gain (Loss) [Line Items]        
Net impact on Condensed Consolidated Statements of Earnings $ 0 $ 0 $ 0 $ 0
Interest Rate Swap [Member] | Interest Expense [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Interest rate swap gain 12 8 2 12
Debt [Member] | Interest Rate Swap [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Adjustments to carrying value of long-term debt $ (12) $ (8) $ (2) $ (12)