Quarterly report pursuant to Section 13 or 15(d)

Share-Based Compensation Plans - Transactions Involving Outstanding Stock Options (Details)

v3.20.4
Share-Based Compensation Plans - Transactions Involving Outstanding Stock Options (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 12 Months Ended
Jan. 31, 2021
Nov. 01, 2020
Share-based Payment Arrangement [Abstract]    
Number of stock options outstanding at end of period (shares) 331,944 331,944
Weighted average exercise price of options outstanding at end of period (USD per share) $ 5.73 $ 5.73
Weighted average contractual life of options outstanding at end of period (in years) 5 years 11 months 19 days 6 years 2 months 19 days
Aggregate intrinsic value of options outstanding at end of period $ 0 $ 0
Number of stock options exercisable at end of period (shares) 331,944  
Weighted average exercise price of options exercisable at end of period (USD per share) $ 5.73  
Weighted average contractual life of options exercisable at end of period (in years) 5 years 11 months 19 days  
Aggregate intrinsic value of options exercisable at end of period $ 0