Investment Securities - Unrealized Losses (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Fair Value
Less than 12 months	$ 170,028	$ 152,605
12 months or more	74,576	3,152
Total Fair Value	244,604	155,757
Unrealized Losses
Less than 12 months	(31,347)	(2,275)
12 months or more	(23,186)	(230)
Total Unrealized Losses	(54,533)	(2,505)
U.S. Treasury
Fair Value
Less than 12 months	2,758	1,758
12 months or more	748	0
Total Fair Value	3,506	1,758
Unrealized Losses
Less than 12 months	(46)	(3)
12 months or more	(3)	0
Total Unrealized Losses	(49)	(3)
U.S. government and federal agency obligations
Fair Value
Less than 12 months	558
12 months or more	0
Total Fair Value	558
Unrealized Losses
Less than 12 months	(34)
12 months or more	0
Total Unrealized Losses	(34)
U.S. government-sponsored enterprises
Fair Value
Less than 12 months	19,487	18,304
12 months or more	4,116	0
Total Fair Value	23,603	18,304
Unrealized Losses
Less than 12 months	(2,012)	(196)
12 months or more	(884)	0
Total Unrealized Losses	(2,896)	(196)
Obligations of states and political subdivisions
Fair Value
Less than 12 months	75,649	39,221
12 months or more	26,507	0
Total Fair Value	102,156	39,221
Unrealized Losses
Less than 12 months	(20,664)	(474)
12 months or more	(11,927)	0
Total Unrealized Losses	(32,591)	(474)
Mortgage-backed securities
Fair Value
Less than 12 months	60,397	89,520
12 months or more	41,998	1,864
Total Fair Value	102,395	91,384
Unrealized Losses
Less than 12 months	(7,945)	(1,579)
12 months or more	(10,093)	(32)
Total Unrealized Losses	(18,038)	(1,611)
Other debt securities
Fair Value
Less than 12 months	11,179	3,802
12 months or more	0	0
Total Fair Value	11,179	3,802
Unrealized Losses
Less than 12 months	(646)	(23)
12 months or more	0	0
Total Unrealized Losses	(646)	(23)
Bank issued trust preferred securities
Fair Value
Less than 12 months	0	0
12 months or more	1,207	1,288
Total Fair Value	1,207	1,288
Unrealized Losses
Less than 12 months	0	0
12 months or more	(279)	(198)
Total Unrealized Losses	$ (279)	$ (198)