Supporting Financial Information - Debt Obligations (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023
Debt Instrument [Line Items]
Long-term debt	$ 174,381
Net bank debt obligations	168,000	$ 172,335
Less: current portion of debt obligations, net of deferred financing costs	(16,130)	(17,188)	$ (17,188)
Long-term portion of debt obligations, net of deferred financing costs	151,870	155,147	$ 155,147
Term loan amortization	16,531
Secured Debt
Debt Instrument [Line Items]
Long-term debt	159,031	169,813
Less: unamortized deferred financing costs	(6,381)	(7,024)
Term loan amortization	2,300
Current unamortized deferred financing costs	1,500
Revolving Line of Credit
Debt Instrument [Line Items]
Long-term debt	15,350	9,546
Revolving Line of Credit | Secured Debt
Debt Instrument [Line Items]
Long-term debt	$ 15,350	$ 9,546