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Securities - Additional Information (Details) - USD ($) | Jun. 30, 2023 | Jun. 30, 2022
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Investments, Debt and Equity Securities [Abstract] |  |
Available for sale, allowance for credit loss | $ 0 | $ 0
Held to maturity, allowance for credit loss | $ 0 | $ 0

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- Definition Amount excluding accrued interest, of allowance for credit loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479130/326-30-45-1 + Details
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Balance Type: | credit
Period Type: | instant

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- Definition Amount, excluding accrued interest, of allowance for credit loss on investment in debt security measured at amortized cost (held-to-maturity). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479344/326-20-45-1 + Details
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Balance Type: | credit
Period Type: | instant

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- References No definition available. + Details
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