Net Income Per Share (Schedule of Net Income Per Share) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Apr. 29, 2023	Apr. 30, 2022
Basic Net Income per Share:
Net income available for basic common shares and basic net income per share	$ 16,526	$ 26,897
Basic, Shares	27,223	27,996
Basic, Per Share Amount	$ 0.61	$ 0.96
Diluted Net Income per Share:
Net income	$ 16,526	$ 26,897
Conversion of stock-based compensation arrangements	0	0
Net income available for diluted common shares and diluted net income per share	$ 16,526	$ 26,897
Conversion of stock-based compensation arrangements, Shares	282	335
Diluted, Shares	27,505	28,331
Diluted, Per Share Amount	$ 0.60	$ 0.95