Allowance for Credit Losses and Credit Quality of Loans, Performance of Modified Loans (Details) - ASU 2022-02 [Member] $ in Thousands	Mar. 31, 2023 USD ($)
Current [Member]
Performance of Modified Loans [Abstract]
Amortized cost	$ 43
31-60 Days Past Due [Member]
Performance of Modified Loans [Abstract]
Amortized cost	0
61-90 Days Past Due [Member]
Performance of Modified Loans [Abstract]
Amortized cost	0
Greater Than 90 Days Past Due [Member]
Performance of Modified Loans [Abstract]
Amortized cost	0
Residential [Member] | Current [Member]
Performance of Modified Loans [Abstract]
Amortized cost	43
Residential [Member] | 31-60 Days Past Due [Member]
Performance of Modified Loans [Abstract]
Amortized cost	0
Residential [Member] | 61-90 Days Past Due [Member]
Performance of Modified Loans [Abstract]
Amortized cost	0
Residential [Member] | Greater Than 90 Days Past Due [Member]
Performance of Modified Loans [Abstract]
Amortized cost	$ 0