v3.24.0.1
Adoption of Accounting Pronouncement - Schedule of Statements of Cash Flows (Details) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Dec. 31, 2022
Sep. 30, 2022
Jun. 30, 2022
Mar. 31, 2022
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Cash Flows from Operating Activities              
Net income (loss) $ 1,007 $ (849) $ (2,606) $ (1,059) $ 6,509 $ (3,507) $ 4,267
Adjustments to reconcile net income (loss) to net cash provided by operating activities:              
Depreciation and amortization         803 529 27
Changes in operating assets and liabilities:              
Interest sensitive contract liabilities         3,917 (1,337) 0
Future policy benefits, market risk benefits and reinsurance recoverable         4,333 3,901 0
Other assets and liabilities, net         (4,815) 3,381 3,050
Net cash provided by operating activities         6,322 3,789 1,064
Net cash used in investing activities         (42,407) (23,444) (1,552)
Net cash provided by financing activities         42,638 28,710 109
Effect of exchange rate changes on cash and cash equivalents         10 (15) 0
Net Increase (Decrease) in Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, and Cash and Cash Equivalents Held at Consolidated Variable Interest Entities         6,563 9,040 (379)
Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, and Cash and Cash Equivalents Held at Consolidated Variable Interest Entities, Beginning of Period       2,088 11,128 2,088 2,467
Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, and Cash and Cash Equivalents Held at Consolidated Variable Interest Entities, End of Period 11,128       17,691 11,128 2,088
Reported              
Cash Flows from Operating Activities              
Net income (loss)           (4,746)  
Adjustments to reconcile net income (loss) to net cash provided by operating activities:              
Depreciation and amortization           594  
Changes in operating assets and liabilities:              
Interest sensitive contract liabilities           (1,269)  
Future policy benefits, market risk benefits and reinsurance recoverable           5,339  
Other assets and liabilities, net           3,049  
Net cash provided by operating activities           3,789  
Net cash used in investing activities           (23,444)  
Net cash provided by financing activities           28,710  
Effect of exchange rate changes on cash and cash equivalents           (15)  
Net Increase (Decrease) in Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, and Cash and Cash Equivalents Held at Consolidated Variable Interest Entities           9,040  
Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, and Cash and Cash Equivalents Held at Consolidated Variable Interest Entities, Beginning of Period       2,088 11,128 2,088  
Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, and Cash and Cash Equivalents Held at Consolidated Variable Interest Entities, End of Period 11,128         11,128 2,088
Adoption              
Cash Flows from Operating Activities              
Net income (loss)           1,239  
Adjustments to reconcile net income (loss) to net cash provided by operating activities:              
Depreciation and amortization           (65)  
Changes in operating assets and liabilities:              
Interest sensitive contract liabilities           (68)  
Future policy benefits, market risk benefits and reinsurance recoverable           (1,438)  
Other assets and liabilities, net           332  
Net cash provided by operating activities           0  
Net cash used in investing activities           0  
Net cash provided by financing activities           0  
Effect of exchange rate changes on cash and cash equivalents           0  
Net Increase (Decrease) in Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, and Cash and Cash Equivalents Held at Consolidated Variable Interest Entities           0  
Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, and Cash and Cash Equivalents Held at Consolidated Variable Interest Entities, Beginning of Period       $ 0 $ 0 0  
Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, and Cash and Cash Equivalents Held at Consolidated Variable Interest Entities, End of Period $ 0         $ 0 $ 0