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Reserve for Unpaid Losses and Loss Adjustment Expenses - Average Annual Payout of Incurred Claims by Age, Group (Details) - Group Benefits | Dec. 31, 2024
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Group life and accident, excluding premium waiver |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
1st Year | 75.80%
2nd Year | 22.60%
3rd Year | 1.10%
Group long-term disability |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
1st Year | 7.60%
2nd Year | 27.00%
3rd Year | 15.90%
4th Year | 8.00%
5th Year | 6.30%
6th Year | 5.20%
7th Year | 4.50%
8th Year | 3.80%
9th Year | 3.30%
10th Year | 2.80%

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- Definition Percentage of average annual payout, after reinsurance, in the eighth year after a claim is incurred, beginning with the earliest accident year disclosed for short-duration insurance contracts. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 9F -Publisher FASB -URI https://asc.fasb.org/1943274/2147480046/944-40-55-9F Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 4G -Publisher FASB -URI https://asc.fasb.org/1943274/2147480081/944-40-50-4G + Details
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