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Reinsurance and Catastrophes - Narrative (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Reinsurance Recoverable on Unpaid Insurance Reserves [Line Items] |  |  |
Losses incurred for catastrophe claims, carrying amount | $ 84,400 | $ 52,000 | $ 107,300
Percentage of coverage for catastrophe losses above retention amount, layer one | 95.00% |  |
Coverage above retention per occurrence under layer one catastrophe reinsurance | $ 25,000 |  |
Retention base amount per occurrence under layer one | 25,000 |  |
Coverage above retention per occurrence under layer two catastrophe reinsurance | 40,000 |  |
Retention base amount per occurrence under layer two | 50,000 |  |
Coverage above retention per occurrence under layer three catastrophe reinsurance | 85,000 |  |
Retention base amount per occurrence under layer three | 90,000 |  |
Reinsured amount of each loss above retention in clash event | 20,000 |  |
Amount of property recovery related to risk losses | 8,000 |  |
Amount of maximum individual life insurance risk retained | $ 500 |  |
Percentage of life reinsured catastrophe risk in excess specified retention per occurrence amount | 100.00% |  |
Minimum |  |  |
Reinsurance Recoverable on Unpaid Insurance Reserves [Line Items] |  |  |
Retention amount per occurrence related to catastrophe losses, layer one | $ 25,000 |  |
Liability coverages, Company reinsured each loss above a retention per occurrence | 1,000 |  |
Amount of group life policy insurance risk retained | 100 |  |
Amount life catastrophe risk retention per occurrence | 1,000 |  |
Minimum | Property and Casualty segment |  |  |
Reinsurance Recoverable on Unpaid Insurance Reserves [Line Items] |  |  |
Retention amount of each property loss per occurrence | 1,000 |  |
Maximum |  |  |
Reinsurance Recoverable on Unpaid Insurance Reserves [Line Items] |  |  |
Retention amount per occurrence related to catastrophe losses, layer one | 175,000 |  |
Liability coverages, Company reinsured each loss above a retention per occurrence | 5,000 |  |
Amount of group life policy insurance risk retained | 125 |  |
Amount life catastrophe risk retention per occurrence | 35,000 |  |
Maximum | Property and Casualty segment |  |  |
Reinsurance Recoverable on Unpaid Insurance Reserves [Line Items] |  |  |
Retention amount of each property loss per occurrence | $ 5,000 |  |

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- Definition Amount of maximum group life policy insurance risk retained. + References No definition available. + Details
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- Definition Amount of maximum individual life insurance risk retained. + References No definition available. + Details
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- Definition Coverage provided above retention per occurrence under layer one of catastrophe excess of loss reinsurance coverage. + References No definition available. + Details
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- Definition Coverage provided above retention per occurrence under layer three of catastrophe excess of loss reinsurance coverage. + References No definition available. + Details
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- Definition Coverage provided above retention per occurrence under layer two of catastrophe excess of loss reinsurance coverage. + References No definition available. + Details
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- Definition Percentage of coverage for catastrophe losses above retention amount. + References No definition available. + Details
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- Definition Percentage of life reinsured catastrophe risk in excess specified retention per occurrence amount. + References No definition available. + Details
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- Definition Reinsured amount of each loss above retention in clash event. + References No definition available. + Details
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- Definition Retention amount of each liability coverage loss per occurrence. + References No definition available. + Details
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- Definition Retention amount of each property coverage loss per occurrence. + References No definition available. + Details
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- Definition Retention amount per occurrence related to catastrophe losses. + References No definition available. + Details
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- Definition Retention base amount per occurrence under layer three. + References No definition available. + Details
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- Definition The charge against earnings in the period for the uninsured portion of a loss from a fire, explosion, or natural disaster (hurricane, earthquake). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.9) -URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227 + Details
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