Property and Equipment and Hosted Cloud Computing Arrangements (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018	Jan. 30, 2021
Long-lived assets, impairment charges	$ 3,100	$ 1,200
Depreciation expense with property and equipment	14,800	16,800	$ 21,800
Total gross capitalized cost	8,000			$ 14,200
Total amortization expense	1,300	$ 122,000
Other Current Assets [Member]
Capitalized cost, net of accumulated amortization	713,000			3,000
Other Noncurrent Assets [Member]
Capitalized cost, net of accumulated amortization	$ 7,300			$ 11,200