Debt (Long-term debt) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Jun. 30, 2022	Dec. 31, 2021
Total debt:
Long-term Debt, Gross	$ 708,283	$ 859,215	$ 1,650,000
Unamortized debt discount and issuance costs	(14,502)	(20,307)	(41,962)
Total Amount Outstanding	693,781	838,908	1,608,038
Less current portion:
Current portion	0	0	(8,500)
Noncurrent portion	693,781	838,908	1,599,538
Senior Secured Notes Due 2028
Total debt:
Long-term Debt, Gross	404,950	405,882	800,000
Term B Loan
Total debt:
Long-term Debt, Gross	303,333	453,333	850,000
Prior Term Loan B
Less current portion:
Current portion	$ 0	$ 0	$ (8,500)