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Investment Securities (Details) - USD ($) $ in Millions | Mar. 31, 2024 | Jun. 30, 2023
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Investment Securities [Abstract] |  |
Pledged securities | $ 0.0 | $ 5.9
Overnight deposits | $ 0.0 | $ 1.5
Debt securities unrealized loss position percent | 100.00% | 100.00%

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- Definition Percentage of debt securities unrealized loss position. + References No definition available. + Details
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- Definition Represents the amount of overnight deposits. + References No definition available. + Details
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Balance Type: | debit
Period Type: | instant

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- Definition Amount of securities, mortgage loans, or other financial instruments pledged as collateral for deposits. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 942 -SubTopic 405 -Section 50 -Paragraph 1 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478353/942-405-50-1 + Details
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Balance Type: | debit
Period Type: | instant

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- References No definition available. + Details
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