Securities - Available for Sale, Gross Unrealized Losses and Fair Values (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]
Debt securities, available-for-sale, continuous unrealized loss position, fair values, less than 12 months	$ 5,387	$ 14,487
Debt securities, available-for-sale, continuous unrealized loss position, gross unrealized losses, less than 12 months	48	445
Debt securities, available-for-sale, continuous unrealized loss position, fair values, 12 months or longer	571,751	652,697
Debt securities, available-for-sale, continuous unrealized loss position, gross unrealized losses, 12 months or longer	63,089	64,719
Total, fair value	577,138	667,184
Total, unrealized losses	63,137	65,164
U.S. agency
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]
Debt securities, available-for-sale, continuous unrealized loss position, fair values, less than 12 months	134	130
Debt securities, available-for-sale, continuous unrealized loss position, gross unrealized losses, less than 12 months	0	0
Debt securities, available-for-sale, continuous unrealized loss position, fair values, 12 months or longer	7,964	8,453
Debt securities, available-for-sale, continuous unrealized loss position, gross unrealized losses, 12 months or longer	808	797
Total, fair value	8,098	8,583
Total, unrealized losses	808	797
U.S. agency residential mortgage-backed
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]
Debt securities, available-for-sale, continuous unrealized loss position, fair values, less than 12 months	634	358
Debt securities, available-for-sale, continuous unrealized loss position, gross unrealized losses, less than 12 months	2	1
Debt securities, available-for-sale, continuous unrealized loss position, fair values, 12 months or longer	73,897	80,008
Debt securities, available-for-sale, continuous unrealized loss position, gross unrealized losses, 12 months or longer	9,628	8,980
Total, fair value	74,531	80,366
Total, unrealized losses	9,630	8,981
U.S. agency commercial mortgage-backed
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]
Debt securities, available-for-sale, continuous unrealized loss position, fair values, less than 12 months	0	0
Debt securities, available-for-sale, continuous unrealized loss position, gross unrealized losses, less than 12 months	0	0
Debt securities, available-for-sale, continuous unrealized loss position, fair values, 12 months or longer	11,896	12,297
Debt securities, available-for-sale, continuous unrealized loss position, gross unrealized losses, 12 months or longer	1,406	1,409
Total, fair value	11,896	12,297
Total, unrealized losses	1,406	1,409
Private label mortgage-backed
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]
Debt securities, available-for-sale, continuous unrealized loss position, fair values, less than 12 months	4,517	6,285
Debt securities, available-for-sale, continuous unrealized loss position, gross unrealized losses, less than 12 months	46	356
Debt securities, available-for-sale, continuous unrealized loss position, fair values, 12 months or longer	75,705	79,507
Debt securities, available-for-sale, continuous unrealized loss position, gross unrealized losses, 12 months or longer	5,845	6,951
Total, fair value	80,222	85,792
Total, unrealized losses	5,891	7,307
Other asset backed
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]
Debt securities, available-for-sale, continuous unrealized loss position, fair values, less than 12 months	102	7,714
Debt securities, available-for-sale, continuous unrealized loss position, gross unrealized losses, less than 12 months	0	88
Debt securities, available-for-sale, continuous unrealized loss position, fair values, 12 months or longer	39,128	97,203
Debt securities, available-for-sale, continuous unrealized loss position, gross unrealized losses, 12 months or longer	923	1,851
Total, fair value	39,230	104,917
Total, unrealized losses	923	1,939
Obligations of states and political subdivisions
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]
Debt securities, available-for-sale, continuous unrealized loss position, fair values, less than 12 months	0	0
Debt securities, available-for-sale, continuous unrealized loss position, gross unrealized losses, less than 12 months	0	0
Debt securities, available-for-sale, continuous unrealized loss position, fair values, 12 months or longer	292,236	301,038
Debt securities, available-for-sale, continuous unrealized loss position, gross unrealized losses, 12 months or longer	39,019	38,644
Total, fair value	292,236	301,038
Total, unrealized losses	39,019	38,644
Corporate
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]
Debt securities, available-for-sale, continuous unrealized loss position, fair values, less than 12 months	0	0
Debt securities, available-for-sale, continuous unrealized loss position, gross unrealized losses, less than 12 months	0	0
Debt securities, available-for-sale, continuous unrealized loss position, fair values, 12 months or longer	69,975	73,249
Debt securities, available-for-sale, continuous unrealized loss position, gross unrealized losses, 12 months or longer	5,426	6,046
Total, fair value	69,975	73,249
Total, unrealized losses	5,426	6,046
Trust preferred
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]
Debt securities, available-for-sale, continuous unrealized loss position, fair values, less than 12 months	0	0
Debt securities, available-for-sale, continuous unrealized loss position, gross unrealized losses, less than 12 months	0	0
Debt securities, available-for-sale, continuous unrealized loss position, fair values, 12 months or longer	950	942
Debt securities, available-for-sale, continuous unrealized loss position, gross unrealized losses, 12 months or longer	34	41
Total, fair value	950	942
Total, unrealized losses	$ 34	$ 41