Investments (Carrying value of other investments) (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Mar. 31, 2022
Business Combination Separately Recognized Transactions Additional Disclosures [Abstract]
Mortgage loans, net	$ 417,894	$ 450,347
Investments other, amount	548,198	543,755
Other Investments [Member]
Business Combination Separately Recognized Transactions Additional Disclosures [Abstract]
Mortgage loans, net	424,633	423,163
Short-term investments	33,540	30,916
Real estate, other	72,165	67,824
Policy loans	10,506	10,309
Other equity investments	7,354	11,543
Investments other, amount	$ 548,198	$ 543,755

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- Definition

Sum of the carrying amounts as of the balance sheet date of all investments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
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- Definition

Amount before allowance of loans made to policy and contract holders using their life insurance contracts' cash value or separate accounts as collateral. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums over and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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- Definition

Amount of investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 948
-SubTopic 310
-Section S99
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Amount of investments classified as other.

+ References

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Amount of short-term investments classified as other.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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Amount of real estate investment property which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments.

+ References

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