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Policyholder Liabilities (Summary of Liability For Future Policy Benefits Activity) (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2024 | Dec. 31, 2023
Liability for Future Policy Benefit, Activity [Line Items] |  |
Policy benefit reserves | $ 293,943 | $ 303,200
Deferred profit liability | 22,281 | 22,455
Liability for future policy benefits included in policy benefit reserves | 316,224 | 325,655
Less: Reinsurance recoverable | (2,615) | (2,496)
Net liability for future policy benefits, after reinsurance recoverable | $ 313,609 | $ 323,159
Interest accretion rate | 4.26% | 4.26%
Current discount rate | 5.23% | 5.00%
SPIA With Life Contingency |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |
Weighted-average liability duration of the liability for future policy benefits (years) | 7 years 1 month 24 days | 6 years 6 months 21 days
Expected future benefit payments | $ 410,285 | $ 447,669
Expected future gross premiums | 0 | 0
Gross premiums or assessments | 764 | 7,608
Interest expense | $ 3,271 | $ 13,626

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- Definition Liability for Future Policy Benefits and Unpaid Claims and Claims Adjustment Expense, Before Reinsurance Recoverable + References No definition available. + Details
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- Definition The amount needed to reflect the estimated ultimate cost of settling claims relating to insured events that have occurred on or before the balance sheet date, whether or not reported to the insurer at that date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (cc) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480081/944-40-50-3 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480081/944-40-50-3 + Details
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- Definition Amount, after effect of reinsurance, of liability for future policy benefit. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 29E -Publisher FASB -URI https://asc.fasb.org//1943274/2147480046/944-40-55-29E Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 65 -Paragraph 2 -Subparagraph (g)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480016/944-40-65-2 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480081/944-40-50-6 + Details
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