CONDENSED CONSOLIDATED BALANCE SHEETS PARENTHETICAL - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Available for Sale at Fair value - Amortized cost	$ 104,461	$ 82,907
Preferred stock par value (per share)	$ 10,000.00
Common stock par value (per share)	$ 10,000.00	$ 10,000.00
Common stock shares authorized	140,000,000	140,000,000
Common Stock, Shares, Issued	85,310,598	85,310,598
Allowance for Loan and Lease Losses, Real Estate	$ 113	$ 93
Financing Receivable, Allowance for Credit Loss	$ 161	98
Preferred stock shares authorized	10,000,000
Real Estate Investments, Joint Ventures	$ 3,648	3,067
Market Risk Benefit, Net Amount at Risk	$ 238	$ 223
Treasury Stock, Common, Shares	19,601,159	19,438,336
Funds Held under Reinsurance Agreements, Liability	$ 5,277	$ 5,017
Preferred stock shares authorized	10,000,000