REVENUE Deferred Revenue (Details) - USD ($) $ in Millions		3 Months Ended
		May 03, 2020	May 05, 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)		$ 9.7	$ 2.1	$ 10.3
Movement in Deferred Revenue [Roll Forward]
Deferred revenue, beginning balance		64.7	65.3
Net additions to deferred revenue during the period		29.6	42.0
Reductions in deferred revenue for revenue recognized during the period	[1]	(42.6)	(51.4)
Deferred revenue, ending balance		$ 51.7	$ 55.9

[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.