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	Sep. 30, 2023 USD ($)
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Principal amount	$ 87,683
Rate	4.71%
Due in one year	$ 40,000
Long term	47,683
Fixed short-term on October 23, 2023 Member
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Principal amount	$ 10,000
Rate	5.23%
Due in one year	$ 10,000
Fixed short-term on December 21, 2023 Member
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Principal amount	$ 10,000
Rate	5.24%
Due in one year	$ 10,000
Fixed medium-term on March 21, 2024 Member
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Principal amount	$ 20,000
Rate	5.18%
Due in one year	$ 20,000
Fixed medium-term on March 20, 2025 Member
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Principal amount	$ 20,000
Rate	4.47%
Due in one year	$ 0
Long term	20,000
Fixed medium-term on October 31, 2025 Member
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Principal amount	$ 722
Rate	4.87%
Due in one year	$ 0
Long term	722
Fixed medium-term on November 3, 2025 Member
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Principal amount	$ 5,000
Rate	4.87%
Due in one year	$ 0
Long term	5,000
Fixed medium-term on December 5, 2025 Member
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Principal amount	$ 728
Rate	4.34%
Due in one year	$ 0
Long term	728
Fixed medium-term on September 21, 2026 Member
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Principal amount	$ 1,233
Rate	5.20%
Due in one year	$ 0
Long term	1,233
Fixed medium-term on May 2, 2028 Member
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Principal amount	$ 20,000
Rate	3.88%
Due in one year	$ 0
Long term	$ 20,000

Amount of advances from the Federal Home Loan Bank (FHLB).

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-Topic 942
-SubTopic 470
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480876/942-470-45-1

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- Definition

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+ 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
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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.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Section S99
-Paragraph 1
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