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STOCK OPTION PLANS - OPTIONS OUTSTANDING AND EXERCISABLE (Details) - USD ($)
shares in Millions, $ in Millions
12 Months Ended
Jan. 28, 2017
Jan. 30, 2016
Jan. 31, 2015
STOCK OPTION PLANS      
Share-based employee compensation $ 141 $ 165 $ 155
Stock option compensation 28 31 32
Restricted shares compensation 113 134 123
Intrinsic value of options exercised 105 217 142
Cash received from the exercise of options 68    
Compensation expenses related to non-vested share-based compensation arrangements $ 218    
Weighted-average period for recognition of expenses related to non-vested share-based compensation arrangements 2 years    
Total fair value of options vested $ 28 $ 33 $ 26
Common stock repurchase from proceeds of stock option exercises (in shares) 3