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Reinsurance - Narrative (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2024 | Sep. 30, 2024 | Jul. 01, 2024
Effects of Reinsurance [Line Items] |  |  |
Reinsurance recoverable, allowance for credit loss | $ 0 | $ 0 |
Reinsurance, risk charge | 5 | 8 |
Reinsurance Group of America Inc. (RGA) |  |  |
Effects of Reinsurance [Line Items] |  |  |
Ceded premiums payable |  |  | $ 3,400
Deferred gain on reinsurance agreement | 1,600 | $ 1,600 |
Amortization of deferred gain on reinsurance agreement | $ 9 |  |
Reinsurance Group of America Inc. (RGA) | American National Life Insurance Company, American National Life Insurance Company of Texas, and Garden State Life Insurance Company |  |  |
Effects of Reinsurance [Line Items] |  |  |
Reinsurance agreement, ceded risk, percentage |  |  | 100.00%
Reinsurance Group of America Inc. (RGA) | American National Life Insurance Company of New York |  |  |
Effects of Reinsurance [Line Items] |  |  |
Reinsurance agreement, ceded risk, percentage |  |  | 80.00%

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- Definition The consideration due to the assuming enterprise as of the balance sheet date under the terms of the reinsurance contract in exchange for the right to receive reimbursement from such entity for covered claims and expenses. + References No definition available. + Details
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- Definition Amount of allowance for credit loss on reinsurance recoverable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479838/944-20-50-5 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 310 -Name Accounting Standards Codification -Section 45 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477409/944-310-45-5 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479344/326-20-45-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 + Details
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