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Income Taxes - Narrative (Details) £ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2024 GBP (£)
Income Tax Reconciliation [Line Items] |  |  |  |
Statutory rate of income taxes | 21.00% | 21.00% | 21.00% |
Tax expense related to pending IRS settlement | $ 4,000,000 | $ 0 | $ 0 |
Income (losses) subject to tax in foreign jurisdictions | 36,000,000 | 32,000,000 | 64,000,000 |
Amount of expense for penalties related to a tax position | 0 | 0 | 0 |
Cash payments for income taxes | 201,000,000 | 201,000,000 | 242,000,000 |
AFG |  |  |  |
Income Tax Reconciliation [Line Items] |  |  |  |
Unrecognized tax benefits that would impact the effective tax rate | 0 |  |  |
Income tax penalties accrued |  | 0 |  |
Maximum | AFG |  |  |  |
Income Tax Reconciliation [Line Items] |  |  |  |
Unrecognized tax benefits that would impact the effective tax rate |  | 1,000,000 |  |
Interest included in tax provision | 1,000,000 | 1,000,000 | $ 1,000,000 |
Interest on income taxes accrued |  | $ 1,000,000 |  |
United Kingdom |  |  |  |
Income Tax Reconciliation [Line Items] |  |  |  |
Operating loss carryforwards | $ 35,000,000 |  |  | £ 28

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- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-12 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 231 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482663/740-10-55-231 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 6.I.1.Q1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479360/740-10-S99-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(h)(2)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480678/235-10-S99-1 + Details
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- Definition The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10A -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-10A Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(h)(1)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480678/235-10-S99-1 + Details
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