Securities, Amortized Costs and Fair Values with Gross Unrealized Gains and Losses (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Debt Securities, Available-for-sale [Abstract]
Amortized Cost	$ 257,726	$ 232,200
Gross unrealized gains	26	3,632
Gross unrealized (losses)	(30,212)	(1,511)
Fair value	227,540	234,321
U.S. Treasury Securities [Member]
Debt Securities, Available-for-sale [Abstract]
Amortized Cost	23,092	15,052
Gross unrealized gains	0	0
Gross unrealized (losses)	(2,447)	(148)
Fair value	20,645	14,904
Obligations of U.S. Government Agencies [Member]
Debt Securities, Available-for-sale [Abstract]
Amortized Cost	34,885	38,651
Gross unrealized gains	0	75
Gross unrealized (losses)	(1,077)	(168)
Fair value	33,808	38,558
Obligations of State and Political Subdivisions [Member]
Debt Securities, Available-for-sale [Abstract]
Amortized Cost	78,226	64,132
Gross unrealized gains	0	1,948
Gross unrealized (losses)	(13,752)	(277)
Fair value	64,474	65,803
Mortgage-backed Securities [Member]
Debt Securities, Available-for-sale [Abstract]
Amortized Cost	91,567	88,511
Gross unrealized gains	26	1,348
Gross unrealized (losses)	(10,670)	(801)
Fair value	80,923	89,058
Money Market Investments [Member]
Debt Securities, Available-for-sale [Abstract]
Amortized Cost	1,965	2,413
Gross unrealized gains	0	0
Gross unrealized (losses)	0	0
Fair value	1,965	2,413
Corporate Bonds and Other Securities [Member]
Debt Securities, Available-for-sale [Abstract]
Amortized Cost	27,991	23,441
Gross unrealized gains	0	261
Gross unrealized (losses)	(2,266)	(117)
Fair value	$ 25,725	$ 23,585