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v3.25.1

Related Party Transactions (Details) - USD ($) $ in Millions |  | 7 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Dec. 01, 2024 | Dec. 31, 2022 | Dec. 31, 2024 | Dec. 31, 2023 | Jun. 30, 2024
Related Party Transaction [Line Items] |  |  |  |  |
Cash and cash equivalents |  |  | $ 11,330 | $ 3,192 |
AEILIC | Freestone Re Ltd. (Freestone) |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Reinsurance agreement, quota share, fixed indexed and payout annuities, percentage | 50.00% |  |  |  |
Reinsurance agreement, quota share, fixed rate and fixed indexed annuities, percentage | 70.00% |  |  |  |
American National Insurance Company (ANICO) | Freestone Re Ltd. (Freestone) |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Reinsurance agreement, ceded risk, in-force and future flow business |  |  |  |  | 80.00%
Reinsurance agreement, ceded risk, in-force and future flow single premium immediate annuity business |  |  |  |  | 70.00%
Reinsurance agreement, ceded risk, fixed deferred and equity-Indexed annuity business, issued |  |  |  |  | 100.00%
Reinsurance agreement, ceded risk, fixed deferred and equity-indexed annuity business |  |  |  |  | 70.00%
Related Party |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Payments to acquire investments |  |  | $ 4,700 | 4,000 |
Related Party | North End Re |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Reinsurance, modified coinsurance basis |  |  | 70.00% |  |
Reinsurance, coinsurance basis |  |  | 30.00% |  |
Related Party | Brookfield Treasury Management Inc |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Investment income, interest |  |  | $ 15 | 3 |
Related Party | Investment Management Fees |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Related party agreements and transactions |  | $ 24 | 112 | 43 |
Related Party | ANAT and BAMR US Holdings LLC Deposit Agreement |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Cash and cash equivalents |  |  | 272 | 294 |
Related Party | ANTAC, LLC and BAMR US Holdings LLC Deposit Agreement |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Cash and cash equivalents |  |  | 192 | 181 |
Related Party | Brookfield Treasury Management Inc |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Cash and cash equivalents |  |  | $ 254 | $ 250 |

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