Leases (Expense Components Leases Reflected Consolidated Statement of Operations) (Details) - USD ($) $ in Thousands		3 Months Ended			6 Months Ended	9 Months Ended
		Nov. 01, 2020	Aug. 02, 2020	Nov. 03, 2019	Aug. 02, 2020	Nov. 01, 2020	Nov. 03, 2019
Total finance lease expense		$ 1,261		$ 910		$ 3,448	$ 1,970
Total lease expense	[1]	8,249		6,828		23,356	19,178
Overstated [Member]
Total lease expense			$ 3,900		$ 3,900
Selling, General and Administrative Expenses [Member]
Finance lease: Amortization of right-of-use assets		778		542		2,092	1,168
Operating lease expense		3,915		3,935		12,149	11,094
Amortization of build-to-suit leases capital contribution		329		311		977	790
Variable lease expense		2,744		1,672		6,782	5,324
Interest Expense [Member]
Finance lease: Interest on lease liabilities		$ 483		$ 368		$ 1,356	$ 802

[1] Total lease expense in the above table was overstated by $3.9 million for the three and six months ended August 2, 2020. There was no impact to the Condensed Consolidated Financial Statement of Operations or any other disclosures for the three and six months ended August 2, 2020.