Allowance for Credit Losses and Credit Quality of Loans, Performance of Modified Loans (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Current [Member]
Performance of Modified Loans [Abstract]
Amortized cost	$ 1,096	$ 1,232
31-60 Days Past Due [Member]
Performance of Modified Loans [Abstract]
Amortized cost	56	0
61-90 Days Past Due [Member]
Performance of Modified Loans [Abstract]
Amortized cost	0	0
Greater Than 90 Days Past Due [Member]
Performance of Modified Loans [Abstract]
Amortized cost	0	163
Residential [Member] | Current [Member]
Performance of Modified Loans [Abstract]
Amortized cost	1,096	1,232
Residential [Member] | 31-60 Days Past Due [Member]
Performance of Modified Loans [Abstract]
Amortized cost	56	0
Residential [Member] | 61-90 Days Past Due [Member]
Performance of Modified Loans [Abstract]
Amortized cost	0	0
Residential [Member] | Greater Than 90 Days Past Due [Member]
Performance of Modified Loans [Abstract]
Amortized cost	$ 0	$ 163