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Reinsurance (Product information) (Details) - USD ($) | 12 Months Ended |
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Dec. 31, 2020 | Dec. 31, 2019
Reinsurance Retention Policy [Line Items] |  |
Maximum amount of life policy risk retained by entity, net of reinsured amounts | $ 1,500,000 |
Life insurance [Member] |  |
Reinsurance Retention Policy [Line Items] |  |
Percentage of risk reinsured | 90.00% |
Life Insurance In Force, Net [Abstract] |  |
Traditional Life and UL insurance in force, gross | $ 195,700,000,000 | $ 195,100,000,000
Traditional Life and UL insurance in force, reinsured | $ 143,600,000,000 | $ 142,800,000,000
IUL and VUL |  |
Reinsurance Retention Policy [Line Items] |  |
Percentage of risk reinsured | 50.00% |
TrioSource UL insurance [Member] |  |
Reinsurance Retention Policy [Line Items] |  |
Percentage of risk reinsured | 50.00% |
Single life insurance [Member] |  |
Reinsurance Retention Policy [Line Items] |  |
Maximum amount of life insurance risk retained by the entity | $ 10,000,000 |
Flexible premium survivorship life insurance [Member] |  |
Reinsurance Retention Policy [Line Items] |  |
Maximum amount of life insurance risk retained by the entity | $ 10,000,000 |
LTC [Member] |  |
Reinsurance Retention Policy [Line Items] |  |
Percentage of risk reinsured | 50.00% |
DI [Member] |  |
Reinsurance Retention Policy [Line Items] |  |
Maximum amount of life insurance risk retained by the entity | $ 5,000 |

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- Definition Maximum amount of life policy risk retained by entity, net of reinsured amounts + References No definition available. + Details
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- Definition Amount of life insurance issued and outstanding ceded to other entity, as disclosed in supplementary reinsurance information. Includes, but is not limited to, dividend and adjustment to face value. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 12 -Paragraph Column C -Subsection 17 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 235 -Section S99 -Paragraph 2 -Subparagraph (SX 210.12-17(Column C)) -URI http://asc.fasb.org/extlink&oid=120401096&loc=d3e574992-122915 + Details
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- Definition Amount, before effect of reinsurance, of life insurance issued and outstanding, as disclosed in supplementary reinsurance information. Includes, but is not limited to, dividend and adjustment to face value. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 12 -Paragraph Column B -Subsection 17 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 235 -Section S99 -Paragraph 2 -Subparagraph (SX 210.12-17(Column B)) -URI http://asc.fasb.org/extlink&oid=120401096&loc=d3e574992-122915 + Details
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- References No definition available. + Details
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- Definition Stated amount that is the upper retention limit per entity policy. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Percentage of risk reinsured on insurance products per entity policy. + References No definition available. + Details
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- Details
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- Details
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- Details
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