Business and Summary of Significant Accounting Policies - Cash and Cash Equivalents and Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 30, 2021	Feb. 01, 2020	Feb. 02, 2019
Cash and Cash Equivalents
Cash and cash equivalents	$ 66,013	$ 52,460
Supplemental Cash Flow Information
Cash paid for income taxes	6,000	17,000	$ 14,000
Cash paid for interest, net of interest income	2,000	1,000	2,000
Capital expenditures incurred but not yet paid	1,000	3,000	$ 2,000
Non-cash change in operating lease assets	2,000	40,000
Non-cash change in operating lease liabilities	2,000	40,000
Money Market Funds
Cash and Cash Equivalents
Cash and cash equivalents	$ 59,000	$ 45,000