Debt (Interest Expense) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2023
Interest Expense, Debt [Abstract]
Debt discount and issuance costs write-off	$ 1,738
Gain on extinguishment of debt	0	$ 0	$ (71)
Amortization of debt discount and issuance costs	4,247	4,550	4,832
Other	910	761	1,063
Total	52,318	63,659	63,100
Senior Secured Notes Due 2028
Interest Expense, Debt [Abstract]
Interest expense	22,272	22,272	22,301
Debt discount and issuance costs write-off			15
Gain on extinguishment of debt			(100)
Amortization of debt discount and issuance costs	1,188
Term B Loan
Interest Expense, Debt [Abstract]
Interest expense	16,074	26,324	26,831
Debt discount and issuance costs write-off	1,738	1,113	4,282
Amortization of debt discount and issuance costs	1,031
Letter of Credit
Interest Expense, Debt [Abstract]
Interest expense	$ 7,077	$ 8,639	$ 3,847