Debt - Schedule of Long-term Debt Outstanding (Details) - USD ($)	Jun. 30, 2022	Mar. 16, 2022	Jun. 30, 2021	Jul. 10, 2020
Revolving Credit Agreement
Long-term debt, net of current portion	$ 691,800,000		$ 694,500,000
Senior unsecured notes, 6.375% due July 2028 (face value of $400.0 million at June 30, 2022 and 2021)
Revolving Credit Agreement
Interest rate				6.375%
Face amount				$ 400,000,000
Senior unsecured notes, 7.625% due March 2030 (face value of $300.0 million at June 30, 2022)
Revolving Credit Agreement
Interest rate	7.625%	7.625%	7.625%
Face amount	$ 300,000,000.0	$ 300,000,000	$ 300,000,000.0
Total	295,900,000		0
Senior Notes
Revolving Credit Agreement
Total	691,800,000		694,500,000
Less amounts due within one year	0		0
Long-term debt, net of current portion	$ 691,800,000		694,500,000
Senior Notes | Senior unsecured notes, 4.45% due March 2023 (face value of $300.0 million at June 30, 2021)
Revolving Credit Agreement
Interest rate	4.45%
Face amount	$ 300,000,000.0		300,000,000.0
Total	$ 0		299,500,000
Senior Notes | Senior unsecured notes, 6.375% due July 2028 (face value of $400.0 million at June 30, 2022 and 2021)
Revolving Credit Agreement
Interest rate	6.375%
Face amount	$ 400,000,000.0
Total	$ 395,900,000		$ 395,000,000.0