SCHEDULE II - CONDENSED FINANCIAL INFORMATION OF REGISTRANT - Balance Sheets (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
ASSETS
Derivative investments	$ 9,677	$ 6,474
Other investments	6,588	5,015
Cash and invested cash	5,801	3,365	$ 3,343	$ 2,612
Other assets	8,163	8,853
Total assets	390,831	372,413
Liabilities
Short-term debt	300	250
Long-term debt	5,856	5,699
Other liabilities	7,261	7,350
Total liabilities	382,562	365,520
Contingencies and Commitments
Stockholders’ Equity
Common stock	4,674	4,605
Retained earnings	7,645	4,778
Accumulated other comprehensive income (loss)	(5,036)	(3,476)
Total stockholders’ equity	8,269	6,893	5,102
Total liabilities and stockholders’ equity	390,831	372,413
Series C Preferred Stock
Stockholders’ Equity
Preferred stock	493	493
Series D Preferred Stock
Stockholders’ Equity
Preferred stock	493	493
Parent Company
ASSETS
Investments in subsidiaries	14,240	12,205
Derivative investments	165	169
Other investments	49	34
Cash and invested cash	786	129	$ 715	$ 203
Loans to and accrued interest due from subsidiaries	2,234	2,606
Other assets	122	144
Total assets	17,596	15,287
Liabilities
Common stock dividends payable	77	76
Short-term debt	300	250
Long-term debt	7,356	6,949
Loans from and accrued interest due to subsidiaries	1,072	572
Other liabilities	522	547
Total liabilities	9,327	8,394
Contingencies and Commitments
Stockholders’ Equity
Common stock	4,674	4,605
Retained earnings	7,645	4,778
Accumulated other comprehensive income (loss)	(5,036)	(3,476)
Total stockholders’ equity	8,269	6,893
Total liabilities and stockholders’ equity	17,596	15,287
Parent Company | Series C Preferred Stock
Stockholders’ Equity
Preferred stock	493	493
Parent Company | Series D Preferred Stock
Stockholders’ Equity
Preferred stock	$ 493	$ 493