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STOCK-BASED COMPENSATION (Narrative) (Details) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 10, 2025
Apr. 25, 2025
Dec. 18, 2024
Sep. 30, 2025
Jun. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Mar. 31, 2025
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Number of shares available for grant (in shares)       702,532     702,532    
Stock based compensation expense (reversal)       $ 500,000     $ 1,000,000    
Diluted (in dollars per share)       $ (0.38)   $ 3.99 $ (0.12) $ 5.77  
Stock-based compensation (reversal) related to equity classified awards           $ (18,042,631)   $ (19,250,196)  
Forfeiture credit               1,800,000  
Target 1                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
EPS target (in dollars per share)             16.35    
Earnings per share target, unvested (in dollars per share)   $ 16.35             $ 16.35
Shares forfeited (in shares)                 34,415
Shares achieved (in shares)   88,497              
Target 2                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
EPS target (in dollars per share)           $ 20.45 $ 20.45    
Employee Stock Option                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Shares of authorized common stock reserved for issuance (in shares)       3,750,000     3,750,000    
Stock options vested             0    
Total unrecognized stock-based compensation expense related to non-vested stock options       $ 1,000,000.0     $ 1,000,000.0    
Weighted average period for recognition             1 year 10 months 24 days    
Options outstanding (in shares)       142,815     142,815   169,154
Stock-based compensation (reversal) related to equity classified awards       $ 289,149   $ 93,780 $ 565,030 237,500  
Employee Stock Option | Scenario 1                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Options outstanding (in shares)       14,703     14,703    
Employee Stock Option | Scenario 2                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Options outstanding (in shares)       25,500     25,500    
Employee Stock Option | Maximum                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Stock option, expiration period             10 years    
Restricted Stock                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Weighted average period for recognition             1 year 10 months 24 days    
Awards granted (in shares)       0 175,000        
Grant date fair value (in dollars per share)         $ 157.79        
Fair value of restricted stock vested             $ 11,871,873    
Unvested restricted stock awards       $ 24,700,000     24,700,000    
Stock-based compensation (reversal) related to equity classified awards       $ 5,766,919   (18,042,631) $ 8,597,745 (19,250,196)  
Restricted Stock | 2024 Long-term Incentive Program and Non-Employee Director Awards                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Vesting percentage 100.00%   100.00%            
Performance Shares                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Vesting percentage   72.00%              
Stock based compensation expense (reversal)           $ (18,500,000)   $ (18,500,000) $ (3,500,000)
Forfeit percentage                 28.00%
Diluted (in dollars per share)                 $ 16.36
Performance Shares | 2024 Long-term Incentive Program and Non-Employee Director Awards                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Vesting percentage     100.00%