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Short Duration Contracts - Percentage annual payout - all segments (Details) | Dec. 31, 2025
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Insurance | Property, energy, marine and aviation |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
Year One | 23.00%
Year Two | 41.40%
Year Three | 18.20%
Year Four | 8.90%
Year Five | 3.30%
Year Six | 1.00%
Year Seven | 0.00%
Year Eight | 1.10%
Year Nine | (0.10%)
Year Ten | 0.10%
Insurance | Third party occurrence business |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
Year One | 3.70%
Year Two | 10.10%
Year Three | 12.40%
Year Four | 13.40%
Year Five | 11.30%
Year Six | 10.50%
Year Seven | 6.10%
Year Eight | 5.00%
Year Nine | 4.60%
Year Ten | 2.00%
Insurance | Third party claims-made business |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
Year One | 4.70%
Year Two | 16.10%
Year Three | 16.30%
Year Four | 12.00%
Year Five | 13.30%
Year Six | 11.80%
Year Seven | 6.40%
Year Eight | 7.70%
Year Nine | 1.30%
Year Ten | 2.40%
Insurance | Multi-line and other specialty |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
Year One | 31.20%
Year Two | 29.00%
Year Three | 11.00%
Year Four | 8.50%
Year Five | 5.60%
Year Six | 3.70%
Year Seven | 2.10%
Year Eight | 1.40%
Year Nine | 1.10%
Year Ten | 0.40%
Reinsurance | Casualty |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
Year One | 2.90%
Year Two | 8.20%
Year Three | 11.80%
Year Four | 12.10%
Year Five | 11.50%
Year Six | 7.80%
Year Seven | 7.60%
Year Eight | 6.80%
Year Nine | 4.70%
Year Ten | 3.00%
Reinsurance | Property catastrophe |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
Year One | (62.40%)
Year Two | 110.10%
Year Three | (23.80%)
Year Four | 138.80%
Year Five | (24.80%)
Year Six | 17.40%
Year Seven | (4.80%)
Year Eight | 1.00%
Year Nine | 2.20%
Year Ten | 5.70%
Reinsurance | Property excluding property catastrophe |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
Year One | 20.90%
Year Two | 37.00%
Year Three | 14.50%
Year Four | 7.30%
Year Five | 5.40%
Year Six | 1.80%
Year Seven | 1.20%
Year Eight | 0.70%
Year Nine | 1.10%
Year Ten | (0.70%)
Reinsurance | Marine and aviation |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
Year One | 1.80%
Year Two | 24.30%
Year Three | 19.80%
Year Four | 15.00%
Year Five | 12.20%
Year Six | 6.40%
Year Seven | 2.00%
Year Eight | 1.10%
Year Nine | 1.10%
Year Ten | 6.20%
Reinsurance | Specialty |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
Year One | 26.20%
Year Two | 28.20%
Year Three | 14.60%
Year Four | 6.70%
Year Five | 5.40%
Year Six | 3.80%
Year Seven | 1.20%
Year Eight | 0.50%
Year Nine | 0.00%
Year Ten | 0.10%
Mortgage |
Short-duration Insurance Contracts, Historical Claims Duration [Line Items] |
Year One | 4.10%
Year Two | 26.00%
Year Three | 26.00%
Year Four | 14.30%
Year Five | 9.60%
Year Six | 4.20%
Year Seven | 2.60%
Year Eight | 1.30%
Year Nine | 0.70%
Year Ten | 0.50%

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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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- Definition Percentage of average annual payout, after reinsurance, in the fifth 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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- Definition Percentage of average annual payout, after reinsurance, in the fourth 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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- Definition Percentage of average annual payout, after reinsurance, in the ninth 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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- Definition Percentage of average annual payout, after reinsurance, in the first 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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- Definition Percentage of average annual payout, after reinsurance, in the seventh 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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