Net Income (Loss) Per Share - Computation of Basic and Diluted Net Income (Loss) Per Share Attributable to Common Shareholders (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Apr. 30, 2022	May 01, 2021
Numerator
Net income (loss) attributable to common shareholders	$ 14,415	$ (18,308)
Denominator
Weighted average number of common shares outstanding	10,065,969	9,666,353
Assumed exercise of warrants	3,808,577
Weighted average common shares, basic	13,874,546	9,666,353
Dilutive effect of stock options and restricted shares	296,536
Weighted average common shares, diluted	14,171,082	9,666,353
Net income (loss) per common share, basic	$ 1.04	$ (1.89)
Net income (loss) per common share, diluted	$ 1.02	$ (1.89)