XML 76 R65.htm IDEA: XBRL DOCUMENT v3.21.2
Share-Based Compensation - Share-Based Compensation Expense (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jul. 31, 2021
Aug. 01, 2020
Jul. 31, 2021
Aug. 01, 2020
Share-based Compensation [Abstract]        
Stock Options $ 57 $ 131 $ 162 $ 264
Restricted Stock Awards and Restricted Stock Units 408 465 778 822
Employee Stock Purchase Plan 4 5 7 10
Total $ 469 $ 601 $ 947 $ 1,096