Income Taxes (Current) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Aug. 31, 2023
Income Tax Disclosure [Abstract]
Effective Income Tax Rate	8.10%	41.90%	(0.20%)	21.30%
Valuation Allowance [Line Items]
Deferred Tax Assets, Valuation Allowance	$ 3.8	$ 6.2	$ 3.8	$ 6.2
Deferred Tax Asset, Debt Securities, Available-for-Sale, Unrealized Loss					$ 3.0
Deferred Tax Asset, Other Credit to Equity					1.3
CICA Life A.I., a Puerto Rico company
Valuation Allowance [Line Items]
Deferred Tax Assets, Deferred Income					$ 4.3
Government of Puerto Rico
Valuation Allowance [Line Items]
Tax Decree, Stated Minimum Taxable Earnings Allowed at Discount Rate			$ 1.2
Tax Decree, Stated Minimum Period of Exemption Granted			15 years
Tax Decree, Allowed Discounted Income Tax Rate, Percent			0.00%
Tax Decree, Allowed Discounted Income Tax Rate Above Stated Minimum Taxable Earnings Limit, Percent			4.00%
Office of the Tax Commissioner, Bermuda
Valuation Allowance [Line Items]
Effective income tax rate, foreign income tax rate, percent				0.00%