Quarterly report pursuant to Section 13 or 15(d)

Share-Based Payments - Narrative (Details)

v3.25.0.1
Share-Based Payments - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Nov. 30, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total stock-based compensation cost $ 4,979 $ 4,651  
Restricted Stock      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Granted (in shares) 520,900    
Percent of shares vested on time 40.00%    
Unrecognized compensation cost on non-vested awards $ 30,002    
Weighted average period of recognition of unrecognized compensation cost on non-vested awards 2 years 3 months 18 days    
Restricted stock awards unvested (in shares) 71,549    
2017 Equity Incentive Plan | Stock Compensation Plan      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Term of plan 10 years    
Amended 2017 Plan      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares reserved for future issuance under award plan (in shares) 3,450,000   4,950,000
Shares issuance under award plan (in shares) 1,720,138    
Options granted (in shares) 75,000    
Share-based awards outstanding (in shares) 1,685,714    
Percentage of outstanding stock maximum 200.00%    
Amended 2017 Plan | Time-Based Restricted Share Units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Granted (in shares) 1,459,643    
Amended 2017 Plan | Performance-Based Restricted Share Units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Granted (in shares) 1,874,354    
Retirement Eligible Employees      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Future income tax benefit from compensation expense recognized $ 818 $ 684  
Director Fee Plan      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares deferred under stock based compensation plan (in shares) 51,527    
Value of annual stock based grant $ 140    
Total restricted stock awards granted to date (in shares) 377,460    
Restricted stock awards unvested (in shares) 204,231    
2014 Director Fee Plan      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Annual retainer fee paid to non-employee directors $ 90    
Annual retainer fee paid to non-employee Chairman of the Board $ 210    
2019 Director Fee Plan      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares available for grants or awards (in shares) 300,000