Equity and Redeemable Noncontrolling Interest - Retained earnings (Details) - USD ($) $ / shares in Units, $ in Millions |
12 Months Ended | |||||
|---|---|---|---|---|---|---|
Feb. 16, 2023 |
Dec. 30, 2022 |
Oct. 20, 2022 |
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
|
| Dividends [Line Items] | ||||||
| Dividend declared (in USD per share) | $ 0.23 | $ 0.23 | $ 0.23 | |||
| Distributed dividends | $ 876 | |||||
| AIG Shareholders | ||||||
| Dividends [Line Items] | ||||||
| Distributed dividends to AIG | $ 13,100 | $ 450 | ||||
| AIG Shareholders | Cap Corp | ||||||
| Dividends [Line Items] | ||||||
| Distributed dividends to AIG | $ 536 | $ 0 | ||||