Operating Groups - Assets and sales by geographic area (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 28, 2023	Jan. 29, 2022	Jan. 30, 2021
Geographic area
Net book value of property and equipment	$ 177,584	$ 152,447
Net sales	1,411,528	1,142,079	$ 748,833
United States
Geographic area
Net book value of property and equipment	174,044	149,352
Net sales	1,372,278	1,112,384	728,308
Other foreign
Geographic area
Net book value of property and equipment	3,540	3,095
Net sales	$ 39,250	$ 29,695	$ 20,525