Earnings per Share - Computation of Basic and Diluted EPS (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 28, 2023	Oct. 29, 2022	Oct. 28, 2023	Oct. 29, 2022
Earnings Per Share [Abstract]
earnings	$ 55,701	$ 21,835	$ 82,929	$ 53,767
Less net earnings attributable to nonvested restricted stockholders	672	260	1,066	511
Net earnings attributable to common stockholders	55,029	21,575	81,863	53,256
Add interest expense related to the convertible senior notes	2,779	1,026	6,826	2,960
Net earnings attributable to common stockholders used in diluted computations	$ 57,808	$ 22,601	$ 88,689	$ 56,216
Weighted average common shares used in basic computations (in shares)	53,052	53,894	53,450	57,300
Effect of dilutive securities:
Stock options and restricted stock units (in shares)	1,366	1,309	1,276	1,506
Convertible senior notes (in shares)	15,913	11,899	13,372	11,899
Weighted average common shares used in diluted computations (in shares)	70,331	67,102	68,098	70,705
Net earnings per common share attributable to common stockholders:
Basic (in dollars per share)	$ 1.04	$ 0.40	$ 1.53	$ 0.93
Diluted (in dollars per share)	$ 0.82	$ 0.34	$ 1.30	$ 0.80