Future Policy Benefits - FPB Income Statement (Details) - USD ($) $ in Millions |
6 Months Ended | |
|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Principal Transaction Revenue [Line Items] | ||
| Gross Premiums or Assessments (1) | $ 1,879 | $ 2,068 |
| Interest Expense (2) | 2,129 | 1,920 |
| Fixed & Immediate Annuities | ||
| Principal Transaction Revenue [Line Items] | ||
| Gross Premiums or Assessments (1) | 516 | 1,116 |
| Interest Expense (2) | 1,423 | 1,228 |
| Long-term Care | ||
| Principal Transaction Revenue [Line Items] | ||
| Gross Premiums or Assessments (1) | 363 | 359 |
| Interest Expense (2) | 425 | 412 |
| Fixed & Immediate Annuities for Deferred Profit Liabilities | ||
| Principal Transaction Revenue [Line Items] | ||
| Interest Expense (2) | 76 | 76 |
| Universal and Variable Universal Life | ||
| Principal Transaction Revenue [Line Items] | ||
| Gross Premiums or Assessments (1) | 163 | 181 |
| Interest Expense (2) | 55 | 51 |
| Long-Duration Insurance, Other | ||
| Principal Transaction Revenue [Line Items] | ||
| Gross Premiums or Assessments (1) | 837 | 412 |
| Interest Expense (2) | $ 150 | $ 153 |