Leases - Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	3 Months Ended
	May 01, 2021	May 02, 2020
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows used for operating leases	$ 272	$ 338
Operating cash flows used for finance leases	1	2
Financing cash flows used for finance leases	$ 28	25
Right-of-use assets obtained In exchange for lease liabilities:
Operating leases		$ 532