Long-term Debt and Line of Credit (Tables)

12 Months Ended

Sep. 30, 2025

Long-Term Debt, Unclassified [Abstract]

Summary of Long-term Debt and Line of Credit

Long-term debt consisted of the following at:

($ in thousands except monthly payment amounts)	September 30, 2025		September 30, 2024
Term note payable to Truist Bank, secured and bearing interest at 7.25% at September 30, 2025 and 7.85% at September 30, 2024. The note requires quarterly principal payments commencing on December 31, 2022 and maturing with a full repayment on July 31, 2026	$	367,125	$	375,469
Revolving note payable for an amount up to $65.0 million to Truist Bank, secured and bearing interest at 7.56% at September 30, 2025 and 7.75% at September 30, 2024. The note requires full repayment on July 31, 2026	47,229		51,150
Notes payable to commercial vehicle lenders secured by the value of the vehicles bearing interest at rates ranging from 0.0% to 10.8% per annum. The notes require monthly installment payments of principal and interest ranging from $200 to $3,100 through May 2032	1,549		2,561
Note payable to Norfolk Marine Company, unsecured and bearing interest at 4.0% per annum. The note was paid in full on December 1, 2024.	—		1,126
Total debt outstanding	415,903		430,306
Less current portion (net of current debt issuance costs)	(77,895)		(7,874)
Less unamortized portion of debt issuance costs	(3,811)		(7,498)
Long-term debt, net of current portion and unamortized debt issuance costs	$	334,197	$	414,934

Summary of Principal Repayments of Long-term Debt

Principal repayment requirements of long-term debt at September 30, 2025 are as follows (in thousands):

Year ending September 30,
2026	$	81,706
2027	334,052
2028	78
2029	42
2030	19
Thereafter	$	6
Total principal payments	$	415,903