Loans, Troubled Debt Restructurings Segregated by Class (Details) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2023 USD ($) Loan	Sep. 30, 2022 USD ($) Loan	Sep. 30, 2023 USD ($) Loan	Sep. 30, 2022 USD ($) Loan	Dec. 31, 2022 USD ($) Loan
Troubled Debt Restructurings Segregated by Class [Abstract]
Number of Loans | Loan		6		22	41
Pre-Modification Outstanding Recorded Investment		$ 6,411		$ 14,557	$ 16,829
Post-Modification Outstanding Balance		6,410		14,554	16,964
Number of loans to borrowers experiencing financial difficulty with subsequent default | Loan	5		9
Minimum [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Past due period for loan to be considered in default			90 days
Term Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment		6,018		13,248	15,270
Post-Modification Outstanding Balance	$ 3,829	6,017	$ 13,617	13,245	15,405
Combination [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment		393		1,309	1,309
Post-Modification Outstanding Balance	710	$ 393	1,255	$ 1,309	1,309
Other [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment					250
Post-Modification Outstanding Balance					250
Unfunded Loan Commitment [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Off-balance sheet credit exposure	1,500		1,500		$ 700
Commercial [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Number of Loans | Loan		4		17	36
Pre-Modification Outstanding Recorded Investment		$ 5,730		$ 12,655	$ 14,927
Post-Modification Outstanding Balance		5,729		12,652	15,062
Commercial [Member] | Term Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment		5,730		12,655	14,677
Post-Modification Outstanding Balance		5,729		12,652	14,812
Commercial [Member] | Combination [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment		0		0	0
Post-Modification Outstanding Balance		$ 0		$ 0	0
Commercial [Member] | Other [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment					250
Post-Modification Outstanding Balance					$ 250
Commercial [Member] | Hotel/Motel [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Number of Loans | Loan					0
Pre-Modification Outstanding Recorded Investment					$ 0
Post-Modification Outstanding Balance					0
Commercial [Member] | Hotel/Motel [Member] | Term Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment					0
Post-Modification Outstanding Balance					0
Commercial [Member] | Hotel/Motel [Member] | Combination [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment					0
Post-Modification Outstanding Balance					0
Commercial [Member] | Hotel/Motel [Member] | Other [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment					0
Post-Modification Outstanding Balance					$ 0
Commercial [Member] | Commercial Real Estate Residential [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Number of Loans | Loan		2		4	6
Pre-Modification Outstanding Recorded Investment		$ 318		$ 472	$ 725
Post-Modification Outstanding Balance		318		472	725
Commercial [Member] | Commercial Real Estate Residential [Member] | Term Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment		318		472	659
Post-Modification Outstanding Balance		318		472	659
Commercial [Member] | Commercial Real Estate Residential [Member] | Combination [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment		0		0	0
Post-Modification Outstanding Balance		$ 0		$ 0	0
Commercial [Member] | Commercial Real Estate Residential [Member] | Other [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment					66
Post-Modification Outstanding Balance					$ 66
Commercial [Member] | Commercial Real Estate Nonresidential [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Number of Loans | Loan		1		3	8
Pre-Modification Outstanding Recorded Investment		$ 190		$ 435	$ 1,324
Post-Modification Outstanding Balance		189		433	1,460
Commercial [Member] | Commercial Real Estate Nonresidential [Member] | Term Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment		190		435	1,206
Post-Modification Outstanding Balance		189		433	1,342
Commercial [Member] | Commercial Real Estate Nonresidential [Member] | Combination [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment		0		0	0
Post-Modification Outstanding Balance		$ 0		$ 0	0
Commercial [Member] | Commercial Real Estate Nonresidential [Member] | Other [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment					118
Post-Modification Outstanding Balance					$ 118
Commercial [Member] | Commercial Other [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Number of Loans | Loan		1		10	22
Pre-Modification Outstanding Recorded Investment		$ 5,222		$ 11,748	$ 12,878
Post-Modification Outstanding Balance		5,222		11,747	12,877
Commercial [Member] | Commercial Other [Member] | Term Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment		5,222		11,748	12,812
Post-Modification Outstanding Balance		5,222		11,747	12,811
Commercial [Member] | Commercial Other [Member] | Combination [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment		0		0	0
Post-Modification Outstanding Balance		$ 0		$ 0	0
Commercial [Member] | Commercial Other [Member] | Other [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment					66
Post-Modification Outstanding Balance					$ 66
Residential [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Number of Loans | Loan		2		5	5
Pre-Modification Outstanding Recorded Investment		$ 681		$ 1,902	$ 1,902
Post-Modification Outstanding Balance		681		1,902	1,902
Residential [Member] | Term Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment		288		593	593
Post-Modification Outstanding Balance	1,586	288	4,623	593	593
Residential [Member] | Combination [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment		393		1,309	1,309
Post-Modification Outstanding Balance	710	$ 393	1,211	$ 1,309	1,309
Residential [Member] | Other [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment					0
Post-Modification Outstanding Balance					$ 0
Residential [Member] | Real Estate Mortgage [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Number of Loans | Loan		2		5	5
Pre-Modification Outstanding Recorded Investment		$ 681		$ 1,902	$ 1,902
Post-Modification Outstanding Balance		681		1,902	1,902
Residential [Member] | Real Estate Mortgage [Member] | Term Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment		288		593	593
Post-Modification Outstanding Balance	1,362	288	4,373	593	593
Residential [Member] | Real Estate Mortgage [Member] | Combination [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment		393		1,309	1,309
Post-Modification Outstanding Balance	$ 661	$ 393	$ 1,085	$ 1,309	1,309
Residential [Member] | Real Estate Mortgage [Member] | Other [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment					0
Post-Modification Outstanding Balance					$ 0