Consolidated Balance Sheets (Parenthetical) - $ / shares	Apr. 30, 2022	Jan. 29, 2022	May 01, 2021
Preferred stock, par value (in dollars per share)	$ 0.001	$ 0.001	$ 0.001
Preferred stock, shares authorized (in shares)	10,000,000	10,000,000	10,000,000
Preferred stock, shares issued (in shares)	0
Preferred stock, shares outstanding (in shares)	0
Common stock (Class A), $0.001 par value; 100,000 shares authorized; 22,832, 23,719 and 22,837 shares issued and outstanding, respectively
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized (in shares)	100,000,000	100,000,000	100,000,000
Common stock, shares issued (in shares)	22,832,000	23,719,000	22,837,000
Common stock, shares outstanding (in shares)	22,832,000	23,719,000	22,837,000
Preferred stock, par value (in dollars per share)			$ 0.001
Common stock (Class B), $0.001 par value; 35,000 shares authorized; 7,306, 7,306 and 7,306 shares issued and outstanding, respectively
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001	$ 0.001
Common stock, shares authorized (in shares)	35,000,000	35,000,000	35,000,000
Common stock, shares issued (in shares)	7,306,000	7,306,000	7,306,000
Common stock, shares outstanding (in shares)	7,306,000	7,306,000	7,306,000