Exit Costs Associated with London Operations - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Nov. 02, 2019	Feb. 01, 2020
Restructuring Cost And Reserve [Line Items]
Exit costs associated with London operations		$ 1,737
Rochester Clothing Store Located in London
Restructuring Cost And Reserve [Line Items]
Exit costs associated with London operations	$ 1,700
Recognition of accumulated foreign currency translation adjustment	$ 800