Long-Term Debt and FHLB Stock (Schedule of outstanding principal amounts and related terms of FHLBNY borrowings) (Details) - Federal Home Loan Bank of New York ("FHLBNY") $ in Thousands	Mar. 31, 2026 USD ($)
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]
Principal amount	$ 5,153
Rate	4.62%
Due in one year	$ 1,614
Long term	3,539
Fixed medium-term on September 21, 2026
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]
Principal amount	$ 1,233
Rate	5.20%
Due in one year	$ 1,233
Fixed medium-term on November 9, 2026
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]
Principal amount	$ 381
Rate	5.04%
Due in one year	$ 381
Fixed medium-term on May 3, 2027 Member
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]
Principal amount	$ 969
Rate	4.99%
Long term	$ 969
Fixed medium-term on June 21, 2027 Member
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]
Principal amount	$ 740
Rate	4.73%
Long term	$ 740
Fixed medium-term on June 27, 2028
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]
Principal amount	$ 1,830
Rate	3.91%
Long term	$ 1,830

Amount of advance from Federal Home Loan Bank (FHLBank).

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-Topic 942
-SubTopic 470
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478878/942-470-45-1

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

The current portion of Federal Home Loan Bank borrowings initially due beyond one year or beyond the normal operating cycle if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(19))
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- Definition

Weighted average interest rate on advances made and reported by Federal Home Loan Bank (FHLBank).

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- Definition

The noncurrent portion of Federal Home Loan Bank borrowings initially due beyond one year or beyond the normal operating cycle if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
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