Leases - Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	9 Months Ended
	Nov. 02, 2019	Nov. 03, 2018
Right-of-use assets obtained In exchange for lease liabilities:
Finance leases	$ 188	$ 30
Operating leases	180
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows used for operating leases	769
Operating cash flows used for finance leases	5
Financing cash flows used for finance leases	$ 46