Condensed Financial Information (Parent Company) (Condensed Balance Sheet - Insets) (Details) - USD ($) $ / shares in Units, $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Condensed Balance Sheet Statements, Captions [Line Items]
Amortized cost of fixed maturity securities	$ 307,421	$ 300,555
Preferred stock, par value	$ 0.01	$ 0.01
Preferred Stock, Liquidation Preference, Value	$ 3,905	$ 3,905
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	3,000,000,000	3,000,000,000
Common stock, shares issued	1,194,168,628	1,191,823,651
Common stock, shares outstanding	689,211,065	730,821,111
Treasury stock, shares	504,957,563	461,002,540
Parent Company
Condensed Balance Sheet Statements, Captions [Line Items]
Amortized cost of fixed maturity securities	$ 1,827	$ 1,689
Preferred stock, par value	$ 0.01	$ 0.01
Preferred Stock, Liquidation Preference, Value	$ 3,905	$ 3,905
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	3,000,000,000	3,000,000,000
Common stock, shares issued	1,194,168,628	1,191,823,651
Common stock, shares outstanding	689,211,065	730,821,111
Treasury stock, shares	504,957,563	461,002,540