Interest Rate Derivatives - Schedule of Hedge transcations increased the net income - Details (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Jun. 30, 2025
Average Notional Balance \| Fair Value Hedging
Derivative [Line Items]
Investments	$ 68,605	$ 78,683
Loans	110,205	125,599
Fair Value Hedges, Net, Total	178,810	204,282
Average Notional Balance \| Cash Flow Hedging
Derivative [Line Items]
Borrowed Funds	0	0
Period Ending Notional Balance \| Fair Value Hedging
Derivative [Line Items]
Investments	67,747	82,056
Loans	108,184	123,314
Fair Value Hedges, Net, Total	175,931	205,370
Period Ending Notional Balance \| Cash Flow Hedging
Derivative [Line Items]
Borrowed Funds	0	0
Net Cash Received Recorded In Net \| Fair Value Hedging
Derivative [Line Items]
Investments	209	623
Loans	150	543
Fair Value Hedges, Net, Total	359	1,166
Net Cash Received Recorded In Net \| Cash Flow Hedging
Derivative [Line Items]
Borrowed Funds	120	162
Fair Value Receivable (Payable) at Quarter End \| Fair Value Hedging
Derivative [Line Items]
Investments	2,035	1,379
Loans	1,858	329
Fair Value Hedges, Net, Total	3,893	1,708
Fair Value Receivable (Payable) at Quarter End \| Cash Flow Hedging
Derivative [Line Items]
Borrowed Funds	$ 0	$ 0

Net fair value of all derivative instruments designated as cash flow hedging instruments, which is ordinarily reflected within other comprehensive income.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 5
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480463/815-10-45-5

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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 5A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-5A

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 18
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481112/505-10-50-18

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 20
-Name Accounting Standards Codification
-Section 25
-Paragraph 6A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480682/815-20-25-6A

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Fair value of all derivative assets designated as fair value hedging instruments.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4B
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4B

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4B
-Subparagraph (c)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4B

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4B
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4B

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Fair value of all derivative liabilities designated as fair value hedging instruments.

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