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Loans and Allowance for Credit Losses on Loans - Financial Effect of Modifications Made to Borrowers Experiencing Financial Difficulty (Details) | 12 Months Ended
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Jun. 30, 2025 | Jun. 30, 2024
Term Extension [Member] | Commercial Real Estate Portfolio [Member] |  |
Loans and Allowance for Credit Losses on Loans [Abstract] |  |
Weighted average life of loans | 12 months | 9 months
Term Extension [Member] | Consumer [Member] |  |
Loans and Allowance for Credit Losses on Loans [Abstract] |  |
Weighted average life of loans |  | 18 months
Interest Rate Reduction [Member] | Commercial Real Estate Portfolio [Member] |  |
Loans and Allowance for Credit Losses on Loans [Abstract] |  |
Weighted-average interest rate | 1.45% | 1.75%

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