Summary of Significant Accounting Policies (Restricted Cash Reconciliation) (Details) - USD ($) $ in Thousands	Nov. 02, 2019	Feb. 02, 2019	Nov. 03, 2018	Feb. 03, 2018
Accounting Policies [Abstract]
Cash and cash equivalents	$ 1,142,709	$ 1,412,912	$ 1,349,196
Restricted cash and cash equivalents included in:
Prepaid expenses and other	10,947	11,402	8,933
Other long-term assets	49,871	53,765	53,460
Total restricted cash and cash equivalents	60,818	65,167	62,393
Total cash, cash equivalents, and restricted cash and equivalents	$ 1,203,527	$ 1,478,079	$ 1,411,589	$ 1,353,272