CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME - USD ($) $ in Millions	12 Months Ended
	Feb. 02, 2019	Feb. 03, 2018	Jan. 28, 2017
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (1,590.8)	$ 1,714.3	$ 896.2
Foreign currency translation adjustments	(6.0)	5.3	5.5
Total comprehensive income (loss)	$ (1,596.8)	$ 1,719.6	$ 901.7