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Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2021	Aug. 01, 2020	Jul. 31, 2021	Aug. 01, 2020
Earnings Per Share
Net income	$ 17,723	$ 32,461	$ 28,173	$ 31,331
Weighted-average shares of common stock outstanding:
Basic	43,860	43,537	43,775	43,430
Dilutive effect of common stock equivalents	856	831	825	668
Diluted	44,716	44,368	44,600	44,098
Basic earnings per share	$ 0.40	$ 0.75	$ 0.64	$ 0.72
Diluted earnings per share	$ 0.40	$ 0.73	$ 0.63	$ 0.71
Restricted stock units considered anti-dilutive and excluded in the calculation	2	7	5	33

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