Securities, Individual Securities in a Continuous Unrealized Loss Position (Details) $ in Thousands	Sep. 30, 2023 USD ($) Security	Dec. 31, 2022 USD ($) Security
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less than 12 months	$ 1,623	$ 11,227
12 months or more	28,483	15,071
Total	30,106	26,298
Securities Available-for-Sale, Fair Value [Abstract]
Less than 12 months	25,529	120,887
12 months or more	162,664	94,332
Total	$ 188,193	$ 215,219
Number of securities | Security	156	162
Securities Available-for-Sale, Number of Securities [Abstract]
Allowance for credit loss	$ 0	$ 0
U.S. Treasury Securities [Member]
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less than 12 months	0	342
12 months or more	298	0
Total	298	342
Securities Available-for-Sale, Fair Value [Abstract]
Less than 12 months	0	7,671
12 months or more	3,777	0
Total	$ 3,777	$ 7,671
Number of securities | Security	1	4
Obligations of U.S. Government Agencies [Member]
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less than 12 months	$ 67	$ 258
12 months or more	720	975
Total	787	1,233
Securities Available-for-Sale, Fair Value [Abstract]
Less than 12 months	9,217	13,873
12 months or more	25,820	22,851
Total	$ 35,037	$ 36,724
Number of securities | Security	45	43
Obligations of State and Political Subdivisions [Member]
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less than 12 months	$ 415	$ 5,386
12 months or more	11,324	5,721
Total	11,739	11,107
Securities Available-for-Sale, Fair Value [Abstract]
Less than 12 months	2,379	33,720
12 months or more	44,276	23,856
Total	$ 46,655	$ 57,576
Number of securities | Security	44	56
Mortgage-backed Securities [Member]
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less than 12 months	$ 987	$ 4,157
12 months or more	12,251	6,804
Total	13,238	10,961
Securities Available-for-Sale, Fair Value [Abstract]
Less than 12 months	13,087	52,717
12 months or more	66,691	36,196
Total	$ 79,778	$ 88,913
Number of securities | Security	41	38
Corporate Bonds and Other Securities [Member]
Securities Available-for-Sale, Gross Unrealized Losses [Abstract]
Less than 12 months	$ 154	$ 1,084
12 months or more	3,890	1,571
Total	4,044	2,655
Securities Available-for-Sale, Fair Value [Abstract]
Less than 12 months	846	12,906
12 months or more	22,100	11,429
Total	$ 22,946	$ 24,335
Number of securities | Security	25	21