Long-Term Debt and Commitments, Summary of Long-Term Debt (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2024		Dec. 31, 2023
Long-Term Debt and Commitments [Abstract]
Long-term debt	$ 922.4		$ 929.1
Less: Current maturities	24.7	[1]	18.0	[2]
Total long-term debt	897.7	[1]	911.1	[2]
Term Loan due 2027 [Member]
Long-Term Debt and Commitments [Abstract]
Long-term debt	$ 523.8		530.4
Maturity date	Feb. 11, 2027
Unamortized deferred financing costs	$ 2.1		2.4
Senior Notes due 2028 [Member]
Long-Term Debt and Commitments [Abstract]
Total long-term debt	$ 396.5		$ 396.1
Interest rate	5.00%		5.00%
Maturity date	Jun. 30, 2028
Unamortized deferred financing costs	$ 3.5		$ 3.9
Other Debt [Member]
Long-Term Debt and Commitments [Abstract]
Long-term debt	$ 2.1		$ 2.6

[1] Unaudited

[2] Condensed from audited financial statements