Annual report pursuant to Section 13 and 15(d)

Earnings/(Loss) per Share (Details)

v3.6.0.2
Earnings/(Loss) per Share (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
3 Months Ended 12 Months Ended
Jan. 28, 2017
[1]
Oct. 29, 2016
[1]
Jul. 30, 2016
[1]
Apr. 30, 2016
[1]
Jan. 30, 2016
[1]
Oct. 31, 2015
[1]
Aug. 01, 2015
[1]
May 02, 2015
[1]
Jan. 28, 2017
Jan. 30, 2016
Jan. 31, 2015
Earnings Per Share [Abstract]                      
Net income/(loss)                 $ 1 $ (513) $ (717)
Weighted average common shares outstanding (basic shares)                 308.1 305.9 305.2
Stock options and restricted stock awards                 4.9 0.0 0.0
Weighted average shares assuming dilution (diluted shares)                 313.0 305.9 305.2
Basic                 $ 0.00 $ (1.68) $ (2.35)
Diluted $ 0.61 $ (0.22) $ (0.18) $ (0.22) $ (0.43) $ (0.38) $ (0.38) $ (0.49) $ 0.00 $ (1.68) $ (2.35)
Stock options, restricted stock awards and a warrant                 17.8 34.1 26.8
[1] EPS is computed independently for each of the quarters presented. The sum of the quarters may not equal the total year amount due to the impact of changes in average quarterly shares outstanding