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Employee Benefit Plans (Shares Held by the ESOP Plan) (Details) - shares shares in Thousands | Mar. 31, 2024 | Mar. 31, 2023
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Common Stock [Member] |  |
Employee Stock Ownership Plan (ESOP), Shares in ESOP [Abstract] |  |
Allocated shares | 777 | 836
Nonvoting Common Stock [Member] |  |
Employee Stock Ownership Plan (ESOP), Shares in ESOP [Abstract] |  |
Allocated shares | 7,778 | 7,821

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- Definition The shares or units in an ESOP trust that have been assigned to individual participant accounts based on a known formula. IRS rules require allocations to be nondiscriminatory generally based on compensation, length of service, or a combination of both. For any particular participant such shares or units may be vested, unvested, or partially vested. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 40 -Section 50 -Paragraph 1 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480489/718-40-50-1 + Details
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Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

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- References No definition available. + Details
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Balance Type: | na
Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |