Loans, Troubled Debt Restructurings Segregated by Class (Details) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2022 USD ($) Loan	Mar. 31, 2021 USD ($) Loan	Dec. 31, 2021 USD ($) Loan
Troubled Debt Restructurings Segregated by Class [Abstract]
Number of Loans | Loan	10	1	23
Pre-Modification Outstanding Recorded Investment	$ 2,279	$ 284	$ 8,789
Post-Modification Outstanding Balance	2,277	284	8,864
Commitment to extend additional credit on loans modified in TDRs	$ 175		$ 52
Defaulted restructured loans, number of loans | Loan	0		2
Defaulted restructured loans, recorded balance	$ 0		$ 1,388
Term Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment	1,363	0	5,262
Post-Modification Outstanding Balance	1,361	0	5,325
Combination [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment	916	284	3,265
Post-Modification Outstanding Balance	$ 916	$ 284	3,277
Other [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment			262
Post-Modification Outstanding Balance			$ 262
Commercial [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Number of Loans | Loan	8	1	20
Pre-Modification Outstanding Recorded Investment	$ 1,363	$ 284	$ 7,972
Post-Modification Outstanding Balance	1,361	284	8,046
Commercial [Member] | Term Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment	1,363	0	4,984
Post-Modification Outstanding Balance	1,361	0	5,046
Commercial [Member] | Combination [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment	0	284	2,988
Post-Modification Outstanding Balance	$ 0	$ 284	3,000
Commercial [Member] | Other [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment			0
Post-Modification Outstanding Balance			$ 0
Commercial [Member] | Hotel/Motel [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Number of Loans | Loan	0	0	0
Pre-Modification Outstanding Recorded Investment	$ 0	$ 0	$ 0
Post-Modification Outstanding Balance	$ 0	0	$ 0
Defaulted restructured loans, number of loans | Loan	0		1
Defaulted restructured loans, recorded balance	$ 0		$ 1,113
Commercial [Member] | Hotel/Motel [Member] | Term Modification [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] | Hotel/Motel [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] | 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	0	6
Pre-Modification Outstanding Recorded Investment	$ 154	$ 0	$ 388
Post-Modification Outstanding Balance	154	0	424
Commercial [Member] | Commercial Real Estate Residential [Member] | Term Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment	154	0	388
Post-Modification Outstanding Balance	154	0	424
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			0
Post-Modification Outstanding Balance			$ 0
Commercial [Member] | Commercial Real Estate Nonresidential [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Number of Loans | Loan	2	1	9
Pre-Modification Outstanding Recorded Investment	$ 245	$ 284	$ 7,167
Post-Modification Outstanding Balance	244	284	7,282
Commercial [Member] | Commercial Real Estate Nonresidential [Member] | Term Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment	245	0	4,179
Post-Modification Outstanding Balance	244	0	4,282
Commercial [Member] | Commercial Real Estate Nonresidential [Member] | Combination [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment	0	284	2,988
Post-Modification Outstanding Balance	$ 0	$ 284	3,000
Commercial [Member] | Commercial Real Estate Nonresidential [Member] | Other [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment			0
Post-Modification Outstanding Balance			$ 0
Commercial [Member] | Commercial Other [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Number of Loans | Loan	4	0	5
Pre-Modification Outstanding Recorded Investment	$ 964	$ 0	$ 417
Post-Modification Outstanding Balance	$ 963	0	$ 340
Defaulted restructured loans, number of loans | Loan	0		0
Defaulted restructured loans, recorded balance	$ 0		$ 0
Commercial [Member] | Commercial Other [Member] | Term Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment	964	0	417
Post-Modification Outstanding Balance	963	0	340
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			0
Post-Modification Outstanding Balance			$ 0
Residential [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Number of Loans | Loan	2	0	3
Pre-Modification Outstanding Recorded Investment	$ 916	$ 0	$ 817
Post-Modification Outstanding Balance	916	0	818
Residential [Member] | Term Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment	0	0	278
Post-Modification Outstanding Balance	0	0	279
Residential [Member] | Combination [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment	916	0	277
Post-Modification Outstanding Balance	$ 916	$ 0	277
Residential [Member] | Other [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment			262
Post-Modification Outstanding Balance			$ 262
Residential [Member] | Real Estate Mortgage [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Number of Loans | Loan	2	0	3
Pre-Modification Outstanding Recorded Investment	$ 916	$ 0	$ 817
Post-Modification Outstanding Balance	$ 916	0	$ 818
Defaulted restructured loans, number of loans | Loan	0		1
Defaulted restructured loans, recorded balance	$ 0		$ 275
Residential [Member] | Real Estate Mortgage [Member] | Term Modification [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment	0	0	278
Post-Modification Outstanding Balance	0	0	279
Residential [Member] | Real Estate Mortgage [Member] | Combination [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment	916	0	277
Post-Modification Outstanding Balance	$ 916	$ 0	277
Residential [Member] | Real Estate Mortgage [Member] | Other [Member]
Troubled Debt Restructurings Segregated by Class [Abstract]
Pre-Modification Outstanding Recorded Investment			262
Post-Modification Outstanding Balance			$ 262