Annual report pursuant to Section 13 and 15(d)

Shareholders' Equity Shareholders' Equity - Basic and Diluted Net Income (Loss) Per Share (Details)

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Shareholders' Equity Shareholders' Equity - Basic and Diluted Net Income (Loss) Per Share (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
3 Months Ended 12 Months Ended
Feb. 01, 2020
Nov. 02, 2019
Aug. 03, 2019
May 04, 2019
Feb. 02, 2019
Nov. 03, 2018
Aug. 04, 2018
May 05, 2018
Feb. 01, 2020
Feb. 02, 2019
Feb. 03, 2018
Basic net income (loss) per share:                      
Net income (loss)                 $ 827.0 $ (1,590.8) $ 1,714.3
Weighted average number of shares outstanding (in shares)                 237.2 237.9 236.8
Basic net income (loss) per share (usd per share)                 $ 3.49 $ (6.69) $ 7.24
Diluted net income (loss) per share:                      
Net income (loss)                 $ 827.0 $ (1,590.8) $ 1,714.3
Weighted average number of shares outstanding (in shares)                 237.2 237.9 236.8
Dilutive effect of stock options and restricted stock (as determined by applying the treasury stock method) (in shares)                 1.1 0.0 0.9
Weighted average number of shares and dilutive potential shares outstanding (in shares)                 238.3 237.9 237.7
Diluted net income (loss) per share (usd per share) $ 0.52 $ 1.08 $ 0.76 $ 1.12 $ (9.69) $ 1.18 $ 1.15 $ 0.67 $ 3.47 $ (6.69) $ 7.21