Consolidated Balance Sheets (Parenthetical) - $ / shares	Jan. 29, 2022	Jan. 30, 2021
Statement Of Financial Position [Abstract]
Preferred stock, par value
Preferred stock, shares authorized	20,000,000	20,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value
Common stock, shares authorized	50,000,000	50,000,000
Common stock, shares issued	21,215,000	25,599,000
Common stock, shares outstanding	21,215,000	25,599,000