Summary of Significant Accounting Policies (Cash and Cash Equivalents) (Details) - USD ($) $ in Millions	12 Months Ended
	Feb. 01, 2020	Feb. 02, 2019
Significant Accounting Policies [Line Items]
Cash Equivalents	$ 200.1	$ 215.7
Cash and Cash Equivalents [Member]
Significant Accounting Policies [Line Items]
Cash Equivalents	$ 8.9	$ 7.4
Minimum [Member]
Significant Accounting Policies [Line Items]
Debit and credit card transaction processing period (hours)	24 hours
Maximum [Member]
Significant Accounting Policies [Line Items]
Debit and credit card transaction processing period (hours)	48 hours