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Regulatory Capital - Reconciliation of Stockholders' Equity to Federal Regulatory Capital (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Stockholders' equity of the Corporation	$ 328,589	$ 289,588	$ 260,640	$ 232,422
Net unrealized and accumulated losses on specific items	11,425	13,717
Disallowed servicing assets	(514)	(614)
Disallowed goodwill and other intangibles	(10,380)	(10,368)
Equity Impact Of ASC326 Phase In	676	1,015
Tier 1 capital	329,796	293,338
Allowable general valuation allowances and subordinated debt	91,843	82,102
Total Capital	$ 421,639	$ 375,440

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Amount of total capital as defined by regulatory framework.

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