CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)
$ in Millions
Aug. 01, 2015
Jan. 31, 2015
Aug. 02, 2014
Statement of Financial Position [Abstract]      
Accumulated depreciation $ (3,586) $ (3,617) $ (3,485)
Common stock, shares authorized 1,250,000,000 1,250,000,000 1,250,000,000
Common stock, par value per share $ 0.50 $ 0.50 $ 0.5
Common stock, shares issued 305,500,000 304,900,000 304,800,000
Common stock, shares outstanding 305,500,000 304,900,000 304,800,000