Securities Portfolio (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2020 USD ($) Security	Dec. 31, 2019 USD ($) Security
Debt Securities, Available-for-sale [Abstract]
Amortized cost	$ 181,259	$ 145,815
Gross unrealized gains	5,493	1,083
Gross unrealized (losses)	(343)	(1,183)
Fair value	$ 186,409	145,715
Number of securities exceeding ten percent of stockholders' equity | Security	0
Available-for-Sale, Amortized Cost [Abstract]
Due in one year or less	$ 7,080
Due after one year through five years	4,430
Due after five through ten years	45,981
Due after ten years	119,025
Other securities, restricted	4,743
Total securities	181,259	145,815
Available-for-Sale, Fair Value [Abstract]
Due in one year or less	7,145
Due after one year through five years	4,617
Due after five through ten years	47,665
Due after ten years	122,239
Other securities, restricted	4,743
Total securities	186,409	145,715
Securities Available-for-sale [Abstract]
Realized gains on sales of securities	265	575
Realized losses on sales of securities	(1)	(261)
Net realized gain	264	314
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months	148	979
More Than Twelve Months	195	204
Total	343	1,183
Securities Available-for-Sale, Fair Value [Abstract]
Less Than Twelve Months	23,078	84,517
More Than Twelve Months	18,476	16,837
Total	$ 41,554	$ 101,354
Securities Available-for-Sale, Number of Securities [Abstract]
Number of Securities | Security	29	47
Collateral Pledged [Member]
Debt Securities, Available-for-sale [Abstract]
Securities pledged as collateral	$ 69,400	$ 74,000
U.S. Treasury Securities [Member]
Debt Securities, Available-for-sale [Abstract]
Amortized cost	6,980	6,925
Gross unrealized gains	63	78
Gross unrealized (losses)	0	0
Fair value	7,043	7,003
Available-for-Sale, Amortized Cost [Abstract]
Total securities	6,980	6,925
Available-for-Sale, Fair Value [Abstract]
Total securities	7,043	7,003
Obligations of US Government Agencies [Member]
Debt Securities, Available-for-sale [Abstract]
Amortized cost	36,858	33,998
Gross unrealized gains	35	9
Gross unrealized (losses)	(197)	(403)
Fair value	36,696	33,604
Available-for-Sale, Amortized Cost [Abstract]
Total securities	36,858	33,998
Available-for-Sale, Fair Value [Abstract]
Total securities	36,696	33,604
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months	8	349
More Than Twelve Months	189	54
Total	197	403
Securities Available-for-Sale, Fair Value [Abstract]
Less Than Twelve Months	2,810	29,744
More Than Twelve Months	17,191	2,562
Total	$ 20,001	$ 32,306
Securities Available-for-Sale, Number of Securities [Abstract]
Number of Securities | Security	15	22
Obligations of State and Political Subdivisions [Member]
Debt Securities, Available-for-sale [Abstract]
Amortized cost	$ 43,517	$ 24,525
Gross unrealized gains	2,478	442
Gross unrealized (losses)	0	(225)
Fair value	45,995	24,742
Available-for-Sale, Amortized Cost [Abstract]
Total securities	43,517	24,525
Available-for-Sale, Fair Value [Abstract]
Total securities	45,995	24,742
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months		225
More Than Twelve Months		0
Total		225
Securities Available-for-Sale, Fair Value [Abstract]
Less Than Twelve Months		10,112
More Than Twelve Months		0
Total		$ 10,112
Securities Available-for-Sale, Number of Securities [Abstract]
Number of Securities | Security		7
Mortgage-Backed Securities [Member]
Debt Securities, Available-for-sale [Abstract]
Amortized cost	70,866	$ 72,000
Gross unrealized gains	2,759	460
Gross unrealized (losses)	(124)	(552)
Fair value	73,501	71,908
Available-for-Sale, Amortized Cost [Abstract]
Total securities	70,866	72,000
Available-for-Sale, Fair Value [Abstract]
Total securities	73,501	71,908
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months	118	405
More Than Twelve Months	6	147
Total	124	552
Securities Available-for-Sale, Fair Value [Abstract]
Less Than Twelve Months	14,291	44,661
More Than Twelve Months	1,285	14,078
Total	$ 15,576	$ 58,739
Securities Available-for-Sale, Number of Securities [Abstract]
Number of Securities | Security	7	17
Money Market Investments [Member]
Debt Securities, Available-for-sale [Abstract]
Amortized cost	$ 4,743	$ 3,825
Gross unrealized gains	0	0
Gross unrealized (losses)	0	0
Fair value	4,743	3,825
Available-for-Sale, Amortized Cost [Abstract]
Total securities	4,743	3,825
Available-for-Sale, Fair Value [Abstract]
Total securities	4,743	3,825
Corporate Bonds and Other Securities [Member]
Debt Securities, Available-for-sale [Abstract]
Amortized cost	18,295	4,542
Gross unrealized gains	158	94
Gross unrealized (losses)	(22)	(3)
Fair value	18,431	4,633
Available-for-Sale, Amortized Cost [Abstract]
Total securities	18,295	4,542
Available-for-Sale, Fair Value [Abstract]
Total securities	18,431	4,633
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less Than Twelve Months	22	0
More Than Twelve Months	0	3
Total	22	3
Securities Available-for-Sale, Fair Value [Abstract]
Less Than Twelve Months	5,977	0
More Than Twelve Months	0	197
Total	$ 5,977	$ 197
Securities Available-for-Sale, Number of Securities [Abstract]
Number of Securities | Security	7	1
Government Agency Obligations and Mortgage-backed Securities [Member]
Debt Securities, Available-for-sale [Abstract]
Gross unrealized (losses)	$ (195)	$ (204)
Fair value	18,500	16,800
Available-for-Sale, Fair Value [Abstract]
Total securities	$ 18,500	$ 16,800
Securities Available-for-Sale, Number of Securities [Abstract]
Number of Securities | Security	12	10