Managed Investment Entities - Selected financial information related to CLOs (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Gains (losses) on change in fair value of assets/liabilities: | ||||
| Assets | $ 11 | $ 12 | $ (63) | $ (45) |
| Liabilities | (10) | (16) | 44 | 38 |
| Management fees paid to AFG | 3 | 2 | 5 | 5 |
| Variable interest entity, primary beneficiary | ||||
| Gains (losses) on change in fair value of assets/liabilities: | ||||
| CLO earnings (losses) attributable to AFG | $ 9 | $ 2 | $ (4) | $ 4 |