Accounting Pronouncements (Deferred Acquisition Costs) (Details) $ in Thousands	Mar. 31, 2021 USD ($)
Liability For Unpaid Claims And Claims Adjustment Expense Net [Abstract]
Balance, end of year March 31, 2021	$ 89,749
Adjustments for removal of related balances in accumulated other comprehensive income	41,438
Adjusted balance, beginning of year April 1, 2021	131,187
Deferred Fixed Annuity [Member]
Liability For Unpaid Claims And Claims Adjustment Expense Net [Abstract]
Balance, end of year March 31, 2021	15,654
Adjustments for removal of related balances in accumulated other comprehensive income	41,438
Adjusted balance, beginning of year April 1, 2021	57,092
Life And Annuity Insurance Product Line [Member]
Liability For Unpaid Claims And Claims Adjustment Expense Net [Abstract]
Balance, end of year March 31, 2021	64,552
Adjustments for removal of related balances in accumulated other comprehensive income	0
Adjusted balance, beginning of year April 1, 2021	64,552
Health Insurance Product Line [Member]
Liability For Unpaid Claims And Claims Adjustment Expense Net [Abstract]
Balance, end of year March 31, 2021	9,543
Adjustments for removal of related balances in accumulated other comprehensive income	0
Adjusted balance, beginning of year April 1, 2021	$ 9,543

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.

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

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- Definition

Estimated costs as of the balance sheet date of settling insured claims and costs incurred in the claims settlement process for claims that have not yet been submitted to the insurance company for reimbursement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 944
-SubTopic 40
-Section S99
-Paragraph 1
-Subparagraph (SAB TOPIC 5.W)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479583/944-40-S99-1

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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- Definition

Costs of settling insured claims and costs incurred in the claims settlement process for the specified year specifically for claims that have already been submitted to the insurance company for reimbursement.

+ References

No definition available.

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