Investment Securities - Schedule of Unrealized Loss on Investments (Details) $ in Thousands	Sep. 30, 2024 USD ($) security	Dec. 31, 2023 USD ($) security
Less Than 12 Months
Number of Securities \| security	7	12
Fair Value	$ 18,536	$ 17,423
Gross Unrealized Losses	$ (92)	$ (280)
12 Months and over
Number of Securities \| security	166	203
Fair Value	$ 210,902	$ 230,649
Gross Unrealized Losses	$ (34,344)	$ (41,153)
Total
Number of Securities \| security	173	215
Fair Value	$ 229,438	$ 248,072
Gross Unrealized Losses	$ (34,436)	$ (41,433)
U.S. Government-sponsored enterprises
Less Than 12 Months
Number of Securities \| security	1	2
Fair Value	$ 73	$ 2,891
Gross Unrealized Losses	$ 0	$ (4)
12 Months and over
Number of Securities \| security	25	32
Fair Value	$ 24,834	$ 36,460
Gross Unrealized Losses	$ (2,742)	$ (4,798)
Total
Number of Securities \| security	26	34
Fair Value	$ 24,907	$ 39,351
Gross Unrealized Losses	$ (2,742)	$ (4,802)
Agency mortgage-backed
Less Than 12 Months
Number of Securities \| security	4	0
Fair Value	$ 15,023	$ 0
Gross Unrealized Losses	$ (32)	$ 0
12 Months and over
Number of Securities \| security	87	93
Fair Value	$ 139,456	$ 147,260
Gross Unrealized Losses	$ (25,978)	$ (30,272)
Total
Number of Securities \| security	91	93
Fair Value	$ 154,479	$ 147,260
Gross Unrealized Losses	$ (26,010)	$ (30,272)
State and political subdivisions
Less Than 12 Months
Number of Securities \| security	1	10
Fair Value	$ 2,941	$ 14,532
Gross Unrealized Losses	$ (59)	$ (276)
12 Months and over
Number of Securities \| security	51	65
Fair Value	$ 45,157	$ 40,720
Gross Unrealized Losses	$ (5,579)	$ (5,934)
Total
Number of Securities \| security	52	75
Fair Value	$ 48,098	$ 55,252
Gross Unrealized Losses	$ (5,638)	$ (6,210)
Corporate
Less Than 12 Months
Number of Securities \| security	1	0
Fair Value	$ 499	$ 0
Gross Unrealized Losses	$ (1)	$ 0
12 Months and over
Number of Securities \| security	3	13
Fair Value	$ 1,455	$ 6,209
Gross Unrealized Losses	$ (45)	$ (149)
Total
Number of Securities \| security	4	13
Fair Value	$ 1,954	$ 6,209
Gross Unrealized Losses	$ (46)	$ (149)

Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position

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Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Greater Than 12 Months

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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