Description of the Business and Summary of Significant Accounting Policies and Practices - Advertising and Marketing Costs (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 30, 2021	Feb. 01, 2020	Feb. 02, 2019
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Advertising and marketing expense	$ 39.0	$ 56.5	$ 56.8