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DEBT (Narrative) (Details)
6 Months Ended 12 Months Ended
Sep. 27, 2021
USD ($)
Sep. 30, 2023
USD ($)
Sep. 30, 2022
USD ($)
Mar. 31, 2023
USD ($)
Jul. 18, 2023
USD ($)
Jul. 17, 2023
USD ($)
Line of Credit Facility [Line Items]            
Letters of credit outstanding, amount   $ 524,000        
Gain on extinguishment of senior unsecured notes payable   621,776 $ 0      
Senior Notes Due 2026 | Senior notes            
Line of Credit Facility [Line Items]            
Interest rate, percentage 7.00%          
Aggregate principal amount $ 300,000,000          
Redemption price, percentage of equity offerings 40.00%          
Repurchased and extinguished amount of debt   3,500,000   $ 9,100,000    
Debt issuance costs   40,100   100,000    
Reacquisition price   2,900,000   $ 7,200,000    
Gain on extinguishment of senior unsecured notes payable   600,000        
Senior Notes Due 2026 | Senior notes | Period One            
Line of Credit Facility [Line Items]            
Redemption price percent 100.00%          
Senior Notes Due 2026 | Senior notes | Period Two            
Line of Credit Facility [Line Items]            
Redemption price percent 107.00%          
Revolving Credit Facility            
Line of Credit Facility [Line Items]            
Maximum borrowing capacity   580,000,000     $ 580,000,000 $ 685,000,000
Accordion feature   730,000,000     $ 150,000,000 $ 100,000,000
Net income available for fixed charges to fixed charges         2.25 2.75
Amount outstanding   $ 276,600,000        
Extension period   1 year        
Interest rate, percentage   3.50%        
Commitment fee percentage   0.50%        
Unused borrowing capacity, fee   $ 900,000 $ 600,000      
Interest rate, effective percentage   9.80%   7.00%    
Unused amount available   $ 302,900,000        
Debt covenants minimum net worth   $ 325,000,000        
Fixed conversion ratio   2.0        
Expiration period   60 days        
Revolving Credit Facility | Scenario 1            
Line of Credit Facility [Line Items]            
Debt covenant, maximum ratio of total debt   2.5        
Debt covenant, maximum collateral performance indicator percentage   26.00%        
Fixed conversion ratio   1.25        
Revolving Credit Facility | Scenario 2            
Line of Credit Facility [Line Items]            
Debt covenant, maximum ratio of total debt   2.25        
Debt covenant, maximum collateral performance indicator percentage   28.00%        
Fixed conversion ratio   1.15        
Revolving Credit Facility | Scenario 3            
Line of Credit Facility [Line Items]            
Debt covenant, maximum ratio of total debt   2.0        
Fixed conversion ratio   1.50        
Revolving Credit Facility | Scenario4            
Line of Credit Facility [Line Items]            
Debt covenant, maximum ratio of total debt   2.25        
Fixed conversion ratio   2.0        
Revolving Credit Facility | Scenario 5            
Line of Credit Facility [Line Items]            
Fixed conversion ratio   2.25        
Revolving Credit Facility | Minimum            
Line of Credit Facility [Line Items]            
Interest rate, percentage   4.50%        
Revolving Credit Facility | SOFR            
Line of Credit Facility [Line Items]            
Basis spread on variable rate (in hundredths)   0.10%        
Revolving Credit Facility | Sub-Facility            
Line of Credit Facility [Line Items]            
Maximum borrowing capacity   $ 1,500,000