Impairment, Restructuring and Other Costs - Restructuring Reserve Activity (Details) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	May 02, 2020	May 04, 2019	Feb. 01, 2020
Restructuring Reserve [Roll Forward]
Additions charged to expense	$ 9	$ 1
Polaris Strategy
Restructuring Reserve [Roll Forward]
Balance at February 1, 2020	68	124	$ 124
Additions charged to expense			32
Cash payments			(88)
Balance at May 2, 2020			68
Employee Severance | Polaris Strategy
Restructuring Reserve [Roll Forward]
Balance at February 1, 2020	58	115	115
Additions charged to expense			25
Cash payments			(82)
Balance at May 2, 2020			58
Other Restructuring | Polaris Strategy
Restructuring Reserve [Roll Forward]
Balance at February 1, 2020	$ 10	$ 9	9
Additions charged to expense			7
Cash payments			(6)
Balance at May 2, 2020			$ 10