Debt - Credit Facilities (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Sep. 15, 2022
Debt Instrument [Line Items]
Repayments of long-term debt	$ 2,304,000,000	$ 9,455,000,000	$ 4,147,000,000
Syndicated 4 Year Facility | Line of Credit
Debt Instrument [Line Items]
Available increase in commitment	500,000,000
Maximum borrowing capacity	5,000,000,000
Line of Credit Facility, Remaining Borrowing Capacity	4,500,000,000
Revolving Credit Facility | Syndicated 4 Year Facility | Line of Credit
Debt Instrument [Line Items]
Current borrowing capacity	4,500,000,000
Revolving Credit Facility | Corebridge Facility | Line of Credit
Debt Instrument [Line Items]
Current borrowing capacity	2,500,000,000
Line of Credit Facility, Remaining Borrowing Capacity	2,500,000,000
Revolving Credit Facility | Certain Investment Entity Facility 1 | Line of Credit
Debt Instrument [Line Items]
Current borrowing capacity	250,000,000
Maximum borrowing capacity	450,000,000
Line of credit	$ 43,000,000
Revolving Credit Facility | Certain Investment Entity Facility 1 | Line of Credit | Maximum
Debt Instrument [Line Items]
Term (in years)	7 years
Revolving Credit Facility | Certain Investment Entity Facility 2 | Line of Credit
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 396,000,000
Line of credit	$ 231,000,000
Revolving Credit Facility | Certain Investment Entity Facility 2 | Line of Credit | Minimum
Debt Instrument [Line Items]
Term (in years)	1 year
Revolving Credit Facility | Certain Investment Entity Facility 2 | Line of Credit | Maximum
Debt Instrument [Line Items]
Term (in years)	2 years
Secured Debt | CoreBridge 3-Year DDTL Facility | Line of Credit
Debt Instrument [Line Items]
Current borrowing capacity				$ 1,500,000,000
Term (in years)	3 years
Secured Debt | DDTL Facility | Line of Credit
Debt Instrument [Line Items]
Repayments of long-term debt	$ 1,250,000,000