Statutory Financial Data and Restrictions - Schedule of Statutory Financial Data and Restrictions (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Statutory Accounting Practices [Line Items] | |||
| Statutory net income (loss) | $ 4,412 | $ 3,335 | $ 3,779 |
| Statutory capital and surplus | 28,664 | 29,300 | |
| Aggregate minimum required statutory capital and surplus | 10,350 | 9,504 | |
| Domestic | |||
| Statutory Accounting Practices [Line Items] | |||
| Statutory net income (loss) | 2,785 | 1,594 | 1,912 |
| Statutory capital and surplus | 17,874 | 17,001 | |
| Aggregate minimum required statutory capital and surplus | 3,880 | 3,763 | |
| Foreign | |||
| Statutory Accounting Practices [Line Items] | |||
| Statutory net income (loss) | 1,627 | 1,741 | $ 1,867 |
| Statutory capital and surplus | 10,790 | 12,299 | |
| Aggregate minimum required statutory capital and surplus | $ 6,470 | $ 5,741 | |