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INCOME TAXES - Tax items (Details) - USD ($)
$ in Millions
3 Months Ended
Apr. 30, 2017
May 01, 2016
Jan. 29, 2017
INCOME TAXES      
Combined federal, state and foreign effective tax rate for continuing operations (benefit) 30.30% (36.40%)  
Unrecognized tax benefits     $ 10
Net accrual for interest and penalties related to unrecognized tax benefits $ 0   0
Deferred tax assets, valuation allowance $ 5   $ 5