Revenue - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended
	May 02, 2020	Feb. 01, 2020
Disaggregation Of Revenue [Line Items]
Decrease in net sales due to change in foreign exchange rates	$ 1.0
Gift Cards [Member]
Disaggregation Of Revenue [Line Items]
Current liability for gift cards	3.3	$ 4.3
STASH Loyalty Program [Member]
Disaggregation Of Revenue [Line Items]
Current liability for gift cards	0.5	$ 0.7
Canada [Member]
Disaggregation Of Revenue [Line Items]
Decrease in net sales due to change in foreign exchange rates	0.2
Europe [Member]
Disaggregation Of Revenue [Line Items]
Decrease in net sales due to change in foreign exchange rates	0.6
Australia [Member]
Disaggregation Of Revenue [Line Items]
Decrease in net sales due to change in foreign exchange rates	$ 0.2