Net Income Per Share (Schedule of Net Income Per Share) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 29, 2022	Oct. 30, 2021	Oct. 29, 2022	Oct. 30, 2021
Basic Net Income per Share:
Net income available for basic common shares and basic net income per share	$ 32,652	$ 46,836	$ 88,458	$ 134,290
Basic	27,454	28,192	27,674	28,257
Basic	$ 1.19	$ 1.66	$ 3.20	$ 4.75
Diluted Net Income per Share:
Net income	$ 32,652	$ 46,836	$ 88,458	$ 134,290
Conversion of stock-based compensation arrangements	0	0	0	0
Net income available for diluted common shares and diluted net income per share	$ 32,652	$ 46,836	$ 88,458	$ 134,290
Conversion of stock-based compensation arrangements	246	355	266	350
Net income available for diluted common shares and diluted net income per share	27,700	28,547	27,940	28,607
Net income available for diluted common shares and diluted net income per share	$ 1.18	$ 1.64	$ 3.17	$ 4.69