REVENUE Deferred Revenue (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Aug. 02, 2020	Aug. 04, 2019	Aug. 02, 2020		Aug. 04, 2019		Feb. 02, 2020
Deferred Revenue [Line Items]
Payment terms, due from customer			Payment is typically due within 30 to 90 days.
Long-term deferred revenue liabilities (included in Other Liabilities)	$ 9.0	$ 1.9	$ 9.0		$ 1.9		$ 10.3
Movement in Deferred Revenue [Roll Forward]
Deferred revenue, beginning balance			64.7		65.3
Net additions to deferred revenue during the period			35.3		63.4
Reductions in deferred revenue for revenue recognized during the period	(7.8)	(8.4)	(50.4)	[1]	(59.8)	[1]
Deferred revenue, ending balance	$ 49.6	$ 68.9	$ 49.6		$ 68.9

[1] Represents the amount of revenue recognized during the period that was included in the deferred revenue balance at the beginning of the period and does not contemplate revenue recognized from amounts deferred during the period. These amounts include $7.8 million and $8.4 million of revenue recognized during the thirteen weeks ended August 2, 2020 and August 4, 2019, respectively.