Quarterly report pursuant to Section 13 or 15(d)

Earnings/(Loss) per Share (Details)

v3.7.0.1
Earnings/(Loss) per Share (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
3 Months Ended
Apr. 29, 2017
Apr. 30, 2016
Earnings Per Share [Abstract]    
Net income/(loss) $ (180) $ (68)
Weighted average common shares outstanding (basic shares) 309.6 307.2
Weighted average shares assuming dilution (diluted shares) 309.6 307.2
Basic (in dollars per share) $ (0.58) $ (0.22)
Diluted (in dollars per share) $ (0.58) $ (0.22)
Stock options, restricted stock awards and warrant 33.1 35.2