XML 78 R56.htm IDEA: XBRL DOCUMENT v3.23.3
Stock-Based Compensation - Narrative (Details)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended
Oct. 10, 2023
USD ($)
$ / shares
shares
Oct. 31, 2023
USD ($)
Oct. 31, 2022
USD ($)
Oct. 31, 2023
USD ($)
shares
Oct. 31, 2022
USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based compensation expense | $   $ 6,500 $ 6,900 $ 12,801 $ 13,998
Target long-term incentive amount | $ $ 1,800        
Performance Shares          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Period for achievement of performance-based targets (in years)       3 years  
Percentage of share value delivered in form of target performance (as a percent) 0.60        
Stock Option          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Grants in period, stock option awards (in shares) | shares       10,000  
Stock Option | Maximum          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Exercisable period       10 years  
Stock Option | First Anniversary          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Options generally vesting, as a percent       10.00%  
Stock Option | Second Anniversary          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Options generally vesting, as a percent       20.00%  
Stock Option | Third Anniversary          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Options generally vesting, as a percent       30.00%  
Stock Option | Fourth Anniversary          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Options generally vesting, as a percent       40.00%  
Restricted Stock Units (RSUs)          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Percentage of share value delivered in form of target performance (as a percent) 0.40        
Weighted average grant date fair value (in dollars per share) | $ / shares $ 30.95        
Awards granted in period (in shares) | shares 20,028        
Restricted Stock Units (RSUs) | First Anniversary          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Options generally vesting, as a percent 2500.00%        
Restricted Stock Units (RSUs) | Second Anniversary          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Options generally vesting, as a percent 2500.00%        
Restricted Stock Units (RSUs) | Third Anniversary          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Options generally vesting, as a percent 2500.00%        
Restricted Stock Units (RSUs) | Fourth Anniversary          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Options generally vesting, as a percent 2500.00%