v3.26.1
LONG-TERM DEBT - Schedule of Interest Expense (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2026
Mar. 31, 2025
Debt Instrument [Line Items]        
Cash Interest $ 20,156 $ 22,831    
Capitalized interest (36) (219) $ (204) $ (366)
Cash Interest     41,122 46,642
Amort. Debt (Premium)/Discount 18 22 41 45
Amort. Debt Issuance Costs & Other Fees 963 1,004 1,967 2,008
Total Interest Expense $ 21,137 $ 23,857 $ 43,130 $ 48,695
Senior notes due 2028        
Debt Instrument [Line Items]        
Effective Interest Rate 6.00% 6.00% 6.00% 6.00%
Cash Interest $ 14,012 $ 14,020 $ 28,024 $ 28,032
Amort. Debt (Premium)/Discount (12) (12) (24) (24)
Amort. Debt Issuance Costs & Other Fees 504 505 1,009 1,010
Total Interest Expense $ 14,504 $ 14,513 $ 29,009 $ 29,018
Term loan B due 2029        
Debt Instrument [Line Items]        
Effective Interest Rate 6.10% 6.80% 6.20% 7.00%
Cash Interest $ 5,515 $ 7,328 $ 12,388 $ 15,383
Amort. Debt (Premium)/Discount 30 34 65 69
Amort. Debt Issuance Costs & Other Fees 272 312 585 625
Total Interest Expense 5,817 7,674 13,038 16,077
Revolver due 2028        
Debt Instrument [Line Items]        
Cash Interest 657 1,669 905 3,546
Amort. Debt (Premium)/Discount 0 0 0 0
Amort. Debt Issuance Costs & Other Fees 187 187 373 373
Total Interest Expense 844 1,856 1,278 3,919
Other debt        
Debt Instrument [Line Items]        
Cash Interest     9 47
Amort. Debt (Premium)/Discount     0 0
Amort. Debt Issuance Costs & Other Fees     0 0
Total Interest Expense     $ 9 $ 47
Other debt        
Debt Instrument [Line Items]        
Cash Interest 8 33    
Amort. Debt (Premium)/Discount 0 0    
Amort. Debt Issuance Costs & Other Fees 0 0    
Total Interest Expense $ 8 $ 33