Net Income Per Share - Anti-Dilutive Securities Excluded from Diluted Net Income per Share (Detail) - shares	3 Months Ended
	Apr. 30, 2022	May 01, 2021
Antidilutive Securities Excluded from Computation of Earnings Per Share
Options were excluded from calculation of diluted net earnings share	1,106,101	55,273
Stock Options
Antidilutive Securities Excluded from Computation of Earnings Per Share
Options were excluded from calculation of diluted net earnings share	1,086,549	55,273
Restricted stock units
Antidilutive Securities Excluded from Computation of Earnings Per Share
Options were excluded from calculation of diluted net earnings share	19,552