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Earnings Per Share - Summary of Weighted-Average Number of Shares (Details) - shares
shares in Thousands
3 Months Ended 9 Months Ended
Oct. 31, 2020
Nov. 02, 2019
Oct. 31, 2020
Nov. 02, 2019
Earnings Per Share [Abstract]        
Weighted-average number of shares - basic 14,283 14,465 14,191 16,023
Common stock equivalents 79 64   113
Weighted-average number of shares - diluted 14,362 14,529 14,191 16,136