v3.26.1
LEASES - Reconciliation of future undiscounted cash flows to the operating and finance lease liabilities, and the related ROU assets (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Sep. 30, 2025
Operating Leases    
2026 (excluding the six months ended March 31, 2026) $ 4,240  
2027 8,306  
2028 8,132  
2029 6,647  
2030 and thereafter 37,651  
Total minimum lease payments 64,976  
Less: amounts representing interest 13,092  
Present value of net minimum lease payments 51,884  
Less: current portion of lease obligations 6,177  
Non-current portion of lease obligations 45,707 $ 44,403
ROU assets $ 48,977 $ 47,707
Location of operating lease liabilities included on Consolidated Balance Sheets Accrued other expenses  
Finance Leases    
2026 (excluding the six months ended March 31, 2026) $ 1,150  
2027 2,357  
2028 2,417  
2029 2,478  
2030 and thereafter 11,575  
Total minimum lease payments 19,977  
Less: amounts representing interest 4,191  
Present value of net minimum lease payments 15,786  
Less: current portion of lease obligations 1,616  
Non-current portion of lease obligations 14,170  
ROU assets $ 11,450  
Location of finance lease liabilities included on Consolidated Balance Sheets Accrued other expenses, Other liabilities  
Location of finance lease ROU assets included on Consolidated Balance Sheets Property, plant and equipment, net of accumulated depreciation of $197,427 and $186,796, respectively