Summary of Significant Accounting Policies - Cash and Cash Equivalents and Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018
Cash and Cash Equivalents
Cash and cash equivalents	$ 52,460	$ 8,327
Supplemental Cash Flow Information
Cash paid for income taxes	17,000	14,000	$ 21,000
Cash paid for interest, net of interest income	1,000	2,000	3,000
Capital expenditures incurred but not yet paid	3,000	$ 2,000	$ 1,000
Non-cash change in operating lease liabilities	40,000
Money Market Funds
Cash and Cash Equivalents
Cash and cash equivalents	$ 45,000