XML 108 R92.htm IDEA: XBRL DOCUMENT v3.25.3
Note 14 - Stock Based Compensation (Details Textual) - USD ($)
1 Months Ended 12 Months Ended
Nov. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2023
Share-Based Payment Arrangement, Expense   $ 19,849,000 $ 13,750,000 $ 8,791,000
Stock Issued During Period, Shares, Employee Stock Purchase Plans (in shares)   77,265 72,787 83,715
Market Condition Vesting [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year) 3 years      
Restricted Stock Units (RSUs) [Member]        
Share-Based Payment Arrangement, Expense   $ 18,886,000 $ 12,505,000 $ 7,446,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value   8,200,000 $ 9,600,000 $ 14,800,000
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount   $ 20,800,000    
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)   1 year 7 months 6 days    
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Minimum 49.30%      
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum 50.30%      
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum 3.96%      
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum 4.27%      
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number (in shares)   1,029,834,000 764,111,000  
Time Based Restricted Stock Units [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)     3 years  
Time Based Restricted Stock Units [Member] | Share-Based Payment Arrangement, Tranche One [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage     33.33%  
Performance Based Restricted Stock Units [Member]        
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount   $ 3,000,000    
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)     3 years  
Share-Based Payment Arrangement, Plan Modification, Incremental Cost   $ 1,100,000    
Share-Based Compensation Arrangement by Share-Based Payment Award, Performance Awards, Percentage Earned if Goals Met     100.00%  
Performance Based Restricted Stock Units [Member] | Maximum [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Performance Awards, Percentage Earned if Goals Met     200.00%  
Deferred Stock Awards [Member] | Director [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number (in shares)   26,079    
Discontinued Operations [Member] | Restricted Stock Units (RSUs) [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted (in shares)     35,999 53,942
Equity Incentive Plan 2020 [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares)   2,800,000    
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares)   2,500,000    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized, Awards Forfeited, Expired, or Canceled under Other Plans   $ 300,000    
Equity Incentive Plan 2020 [Member] | Discontinued Operations [Member]        
Share-Based Payment Arrangement, Expense   $ 1,000,000 $ 900,000 $ 600,000
Employee Stock Purchase Plan [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares)     1,250,000  
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares)   436,369    
Share-Based Compensation Arrangement by Share-Based Payment Award, Purchase Price of Common Stock, Percent     85.00%