Quarterly report [Sections 13 or 15(d)]

Debt and Financing Arrangements - Long-Term Debt (Details)

v3.26.1
Debt and Financing Arrangements - Long-Term Debt (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Sep. 30, 2025
Debt Instrument [Line Items]    
Total debt $ 567,263 $ 710,832
Finance lease obligations $ 20,054 $ 22,564
Finance lease, liability, statement of financial position [extensible enumeration] Long-term debt Long-term debt
Less current maturities $ (7,812) $ (7,230)
Long-term debt 559,451 703,602
Other borrowings    
Debt Instrument [Line Items]    
Total debt 7,657 7,151
Revolving credit facilities | Line of Credit | March 2020 Debt Amendment    
Debt Instrument [Line Items]    
Total debt 404,640 385,007
Secured term loan | Line of Credit | March 2020 Debt Amendment    
Debt Instrument [Line Items]    
Total debt $ 134,912 $ 0