CONDENSED CONSOLIDATED STATEMENTS OF INCOME (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 30, 2021	Oct. 31, 2020	Oct. 30, 2021	Oct. 31, 2020
Income Statement [Abstract]
Net sales	$ 356,336	$ 274,579	$ 1,017,023	$ 722,868
Cost of sales (including buying, distribution and occupancy costs)	212,280	186,818	607,057	521,038
Gross profit	144,056	87,761	409,966	201,830
Selling, general and administrative expenses	81,632	67,598	230,225	190,530
Operating income	62,424	20,163	179,741	11,300
Interest income	(8)	(2)	(14)	(95)
Interest expense	120	119	358	293
Income before income taxes	62,312	20,046	179,397	11,102
Income tax expense	15,476	5,368	45,107	2,554
Net income	$ 46,836	$ 14,678	$ 134,290	$ 8,548
Net income per share:
Basic	$ 1.66	$ 0.52	$ 4.75	$ 0.30
Diluted	$ 1.64	$ 0.51	$ 4.69	$ 0.30
Weighted average shares:
Basic	28,192	28,180	28,257	28,113
Diluted	28,547	28,533	28,607	28,450