Supporting Financial Information - Debt Obligations (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Sep. 30, 2023
Debt Instrument [Line Items]
Secured term loan	$ 154,558
Total long-term debt obligations	149,374	$ 172,335
Debt obligations - current, net of deferred financing costs	(12,058)	(17,188)
Debt obligations - long-term, net of deferred financing costs	137,316	155,147
Debt annual amortization amount fiscal year 2025	12,058
Secured revolving line of credit
Debt Instrument [Line Items]
Secured term loan	12,058	9,546
Secured Debt
Debt Instrument [Line Items]
Secured term loan	142,500	169,813
Less: unamortized deferred financing costs	(5,184)	(7,024)
Secured Debt | Secured revolving line of credit
Debt Instrument [Line Items]
Secured term loan	$ 12,100	$ 9,500