Securities (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021 USD ($) Security	Sep. 30, 2020 USD ($)	Sep. 30, 2021 USD ($) Security	Sep. 30, 2020 USD ($)	Dec. 31, 2020 USD ($) Security
Debt Securities, Available-for-sale [Abstract]
Amortized cost	$ 209,181		$ 209,181		$ 181,259
Gross unrealized gains	4,139		4,139		5,493
Gross unrealized (losses)	(880)		(880)		(343)
Fair value	212,440		212,440		186,409
Other-than-temporary Impairment Loss, Debt Securities, Available-for-sale, Recognized in Earnings			0	$ 0
Available-for-Sale, Amortized Cost [Abstract]
Due in one year or less	200		200
Due after one year through five years	13,758		13,758
Due after five through ten years	52,437		52,437
Due after ten years	138,987		138,987
Other securities, restricted	3,799		3,799
Total securities	209,181		209,181		181,259
Available-for-Sale, Fair Value [Abstract]
Due in one year or less	200		200
Due after one year through five years	14,175		14,175
Due after five through ten years	53,514		53,514
Due after ten years	140,752		140,752
Other securities, restricted	3,799		3,799
Total securities	212,440		212,440		186,409
Securities Available-for-sale [Abstract]
Realized gains on sales of securities	0	$ 1	0	186
Realized losses on sales of securities	0	0	0	(1)
Net realized gain	0	$ 1	0	$ 185
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months	722		722		148
More Than Twelve Months	158		158		195
Total	880		880		343
Securities Available-for-Sale, Fair Value [Abstract]
Less Than Twelve Months	63,170		63,170		23,078
More Than Twelve Months	12,166		12,166		18,476
Total	$ 75,336		$ 75,336		$ 41,554
Securities Available-for-Sale, Number of Securities [Abstract]
Number of Securities | Security	45		45		29
U.S. Treasury Securities [Member]
Debt Securities, Available-for-sale [Abstract]
Amortized cost	$ 9,050		$ 9,050		$ 6,980
Gross unrealized gains	0		0		63
Gross unrealized (losses)	(48)		(48)		0
Fair value	9,002		9,002		7,043
Available-for-Sale, Amortized Cost [Abstract]
Total securities	9,050		9,050		6,980
Available-for-Sale, Fair Value [Abstract]
Total securities	9,002		9,002		7,043
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months	48		48
More Than Twelve Months	0		0
Total	48		48
Securities Available-for-Sale, Fair Value [Abstract]
Less Than Twelve Months	9,002		9,002
More Than Twelve Months	0		0
Total	9,002		9,002
Obligations of U.S. Government Agencies [Member]
Debt Securities, Available-for-sale [Abstract]
Amortized cost	37,614		37,614		36,858
Gross unrealized gains	212		212		35
Gross unrealized (losses)	(58)		(58)		(197)
Fair value	37,768		37,768		36,696
Available-for-Sale, Amortized Cost [Abstract]
Total securities	37,614		37,614		36,858
Available-for-Sale, Fair Value [Abstract]
Total securities	37,768		37,768		36,696
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months	22		22		8
More Than Twelve Months	36		36		189
Total	58		58		197
Securities Available-for-Sale, Fair Value [Abstract]
Less Than Twelve Months	4,967		4,967		2,810
More Than Twelve Months	5,374		5,374		17,191
Total	10,341		10,341		20,001
Obligations of State and Political Subdivisions [Member]
Debt Securities, Available-for-sale [Abstract]
Amortized cost	51,128		51,128		43,517
Gross unrealized gains	1,954		1,954		2,478
Gross unrealized (losses)	(261)		(261)		0
Fair value	52,821		52,821		45,995
Available-for-Sale, Amortized Cost [Abstract]
Total securities	51,128		51,128		43,517
Available-for-Sale, Fair Value [Abstract]
Total securities	52,821		52,821		45,995
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months	261		261
More Than Twelve Months	0		0
Total	261		261
Securities Available-for-Sale, Fair Value [Abstract]
Less Than Twelve Months	13,086		13,086
More Than Twelve Months	0		0
Total	13,086		13,086
Mortgage-backed Securities [Member]
Debt Securities, Available-for-sale [Abstract]
Amortized cost	84,648		84,648		70,866
Gross unrealized gains	1,693		1,693		2,759
Gross unrealized (losses)	(428)		(428)		(124)
Fair value	85,913		85,913		73,501
Available-for-Sale, Amortized Cost [Abstract]
Total securities	84,648		84,648		70,866
Available-for-Sale, Fair Value [Abstract]
Total securities	85,913		85,913		73,501
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months	306		306		118
More Than Twelve Months	122		122		6
Total	428		428		124
Securities Available-for-Sale, Fair Value [Abstract]
Less Than Twelve Months	26,500		26,500		14,291
More Than Twelve Months	6,792		6,792		1,285
Total	33,292		33,292		15,576
Money Market Investments [Member]
Debt Securities, Available-for-sale [Abstract]
Amortized cost	3,799		3,799		4,743
Gross unrealized gains	0		0		0
Gross unrealized (losses)	0		0		0
Fair value	3,799		3,799		4,743
Available-for-Sale, Amortized Cost [Abstract]
Total securities	3,799		3,799		4,743
Available-for-Sale, Fair Value [Abstract]
Total securities	3,799		3,799		4,743
Corporate Bonds and Other Securities [Member]
Debt Securities, Available-for-sale [Abstract]
Amortized cost	22,942		22,942		18,295
Gross unrealized gains	280		280		158
Gross unrealized (losses)	(85)		(85)		(22)
Fair value	23,137		23,137		18,431
Available-for-Sale, Amortized Cost [Abstract]
Total securities	22,942		22,942		18,295
Available-for-Sale, Fair Value [Abstract]
Total securities	23,137		23,137		18,431
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months	85		85		22
More Than Twelve Months	0		0		0
Total	85		85		22
Securities Available-for-Sale, Fair Value [Abstract]
Less Than Twelve Months	9,615		9,615		5,977
More Than Twelve Months	0		0		0
Total	$ 9,615		$ 9,615		$ 5,977