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Share Repurchase Activity (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
3 Months Ended 9 Months Ended
Nov. 02, 2019
Nov. 03, 2018
Nov. 02, 2019
Nov. 03, 2018
Disclosure Share Repurchase Activity [Abstract]        
Number of shares repurchased [1] 2.9 3.6 7.5 10.0
Total cost $ 50 $ 100 $ 150 $ 300
Average per share cost including commissions (in dollars per share) $ 17.17 $ 28.09 $ 19.85 $ 30.01
[1]
Excludes shares withheld to settle employee statutory tax withholding related to the vesting of stock units.