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Life Insurance Liabilities (Balance Changes Liabilities Investment Contracts) (Details) - Life Insurance - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Jun. 30, 2025 | Jun. 30, 2024
Policyholder Account Balance [Roll Forward] |  |
Policyholder contract deposits account balance Beginning of year | $ 2,511,422 | $ 2,411,352
Deposits received | 135,224 | 76,417
Surrenders and withdrawals | (121,531) | (94,440)
Benefit payments | (8,289) | (12,745)
Interest credited | 21,022 | 19,507
Other |  | 6,373
End of period | $ 2,537,848 | $ 2,406,464
Weighted average credited rate | 3.33% | 3.27%
Cash surrender value | $ 2,217,636 | $ 2,084,896

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- Definition Amount of cash outflow to policyholder account balance from benefit payment. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 7A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480081/944-40-50-7A Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 29F -Publisher FASB -URI https://asc.fasb.org/1943274/2147480046/944-40-55-29F Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 13J -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480046/944-40-55-13J + Details
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