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Earnings Per Share (Details) - shares
3 Months Ended 9 Months Ended
Oct. 31, 2020
Nov. 02, 2019
Oct. 31, 2020
Nov. 02, 2019
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]        
Weighted-average share used in basic computations (in shares) 16,572,000 17,568,000 16,551,000 17,927,000
Dilutive equity awards (in shares) 605,000 247,000 351,000 158,000
Weighted-average shares used in diluted computations (in shares) 17,177,000 17,815,000 16,902,000 18,085,000
Employee Stock Option        
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]        
Anti-dilutive securities excluded from computation of earnings per share (in shares) 104,091 251,847    
Share-based Payment Arrangement        
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]        
Anti-dilutive securities excluded from computation of earnings per share (in shares) 17,900      
Incremental common shares attributable to share-based payment arrangements (in shares) 15,266