Accounting Policies (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
New Accounting Pronouncements or Change in Accounting Principle
Change in Insurance Reserves and Liabilities	$ (119.6)	$ 27.5
Previously Reported [Member]
New Accounting Pronouncements or Change in Accounting Principle
Change in Insurance Reserves and Liabilities		$ (38.3)