Debt and Credit Arrangements - Committed Bridge Loan Facility (Details) - USD ($)		3 Months Ended		9 Months Ended
	Mar. 17, 2023	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2023	Sep. 30, 2022	Nov. 08, 2022
Debt Instrument
Debt issuance expense				$ 26,100,000	$ 0
Payments for debt issuance costs				$ 133,500,000	$ 0
Commitment Parties | Bridge Loan
Debt Instrument
Maximum borrowing capacity			$ 1,467,100,000			$ 3,375,000,000
Debt issuance expense		$ 26,100,000	$ 29,500,000
Payments for debt issuance costs	$ 55,600,000