Computation of Earnings Per Common Share - Basic and Diluted Earnings Calculation (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Apr. 30, 2022	May 01, 2021
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Net income available to common stockholders (numerator)	$ 19,536	$ 898
Weighted-average number of common shares (in shares)	29,638,833	30,675,625
Basic earnings per common share (in dollars per share)	$ 0.66	$ 0.03
Potential common stock arising from stock options, and unvested restricted share units (in shares)	480,728	623,844
Total shares-diluted (in shares)	30,119,561	31,299,469
Diluted earnings per common share (in dollars per share)	$ 0.65	$ 0.03
Anti-dilutive weighted shares excluded from the calculation of earnings per common share:
Anti-dilutive weighted shares excluded from the calculation of earnings per share (in shares)	115,823	1,268,962
Stock-based awards
Anti-dilutive weighted shares excluded from the calculation of earnings per common share:
Anti-dilutive weighted shares excluded from the calculation of earnings per share (in shares)	115,823	66,264
Convertible senior notes
Anti-dilutive weighted shares excluded from the calculation of earnings per common share:
Anti-dilutive weighted shares excluded from the calculation of earnings per share (in shares)	0	601,349
Note Warrant
Anti-dilutive weighted shares excluded from the calculation of earnings per common share:
Anti-dilutive weighted shares excluded from the calculation of earnings per share (in shares)	0	601,349