Securities & Allowance for Securities Credit Losses - Schedule of Amortized Cost and Fair Value (Details) - USD ($)	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Available for Sale
Amortized Cost	$ 610,899,000	$ 365,323,000
Gross Unrealized Gains	1,280,000	87,000
Gross Unrealized Losses	(3,375,000)	(7,081,000)
Fair Value	608,804,000	358,329,000
Allowance for Credit Losses	0	0	$ 0
Held to Maturity
Amortized Cost	256,638,000	300,653,000
Gross Unrealized Gains	78,000	48,000
Gross Unrealized Losses	(11,440,000)	(21,750,000)
Fair Value	245,276,000	278,951,000
Allowance for Credit Losses	(128,000)	(202,000)	(348,000)
Total securities, Amortized Cost	867,537,000	665,976,000
Total securities, Accumulated Unrecognized Gain	1,358,000	135,000
Total securities, Accumulated Unrecognized Loss	(14,815,000)	(28,831,000)
Total securities, Fair Value	854,080,000	637,280,000
Total securities, Allowance for Credit Losses	(128,000)	(202,000)
U.S. government and federal agencies
Available for Sale
Amortized Cost	438,351,000	207,935,000
Gross Unrealized Gains	805,000	29,000
Gross Unrealized Losses	(833,000)	(1,561,000)
Fair Value	438,323,000	206,403,000
Allowance for Credit Losses	0	0	0
Held to Maturity
Amortized Cost	96,440,000	122,452,000
Gross Unrealized Gains	2,000	0
Gross Unrealized Losses	(4,887,000)	(9,181,000)
Fair Value	91,555,000	113,271,000
Allowance for Credit Losses	0	0	0
Mortgage-backed securities
Available for Sale
Amortized Cost	5,670,000	7,976,000
Gross Unrealized Gains	1,000	1,000
Gross Unrealized Losses	(344,000)	(582,000)
Fair Value	5,327,000	7,395,000
Allowance for Credit Losses	0	0
Held to Maturity
Amortized Cost	1,150,000	1,168,000
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(3,000)	(51,000)
Fair Value	1,147,000	1,117,000
Allowance for Credit Losses	0	0
Corporate Bonds
Available for Sale
Amortized Cost	62,796,000	44,707,000
Gross Unrealized Gains	283,000	20,000
Gross Unrealized Losses	(171,000)	(753,000)
Fair Value	62,908,000	43,974,000
Allowance for Credit Losses	0	0	0
Held to Maturity
Amortized Cost	43,891,000	57,470,000
Gross Unrealized Gains	65,000	43,000
Gross Unrealized Losses	(429,000)	(1,698,000)
Fair Value	43,527,000	55,815,000
Allowance for Credit Losses	(99,000)	(171,000)	(322,000)
State and municipal securities
Available for Sale
Amortized Cost	104,082,000	104,705,000
Gross Unrealized Gains	191,000	37,000
Gross Unrealized Losses	(2,027,000)	(4,185,000)
Fair Value	102,246,000	100,557,000
Allowance for Credit Losses	0	0	0
Held to Maturity
Amortized Cost	115,157,000	119,563,000
Gross Unrealized Gains	11,000	5,000
Gross Unrealized Losses	(6,121,000)	(10,820,000)
Fair Value	109,047,000	108,748,000
Allowance for Credit Losses	$ (29,000)	$ (31,000)	$ (26,000)