Fair Value - Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($)	Sep. 30, 2025	Dec. 31, 2024
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Loans Held-for-Sale	$ 10,058,000	$ 8,239,000
Recurring
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Securities	1,618,017,000	1,517,287,000
Loans Held-for-Sale	10,058,000	8,239,000
Derivative Assets	4,780,000	6,439,000
Derivative Liabilities	4,872,000	6,476,000
Quoted Prices in Active Markets for Identical Assets (Level 1) | Recurring
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Securities	144,175,000	110,864,000
Loans Held-for-Sale	0	0
Derivative Assets	0	0
Derivative Liabilities	0	0
Significant Other Observable Inputs (Level 2) | Recurring
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Securities	1,473,842,000	1,406,423,000
Loans Held-for-Sale	10,058,000	8,239,000
Derivative Assets	4,780,000	6,439,000
Derivative Liabilities	4,872,000	6,476,000
Significant Unobservable  Inputs (Level 3) | Recurring
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Securities	0	0
Loans Held-for-Sale	0	0
Derivative Assets	0	0
Derivative Liabilities	0	0
U.S. Treasury | Recurring
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Securities	144,175,000	110,864,000
U.S. Treasury | Quoted Prices in Active Markets for Identical Assets (Level 1) | Recurring
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Securities	144,175,000	110,864,000
U.S. Treasury | Significant Other Observable Inputs (Level 2) | Recurring
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Securities	0	0
U.S. Treasury | Significant Unobservable  Inputs (Level 3) | Recurring
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Securities	0	0
Obligations of State and Political Subdivisions | Recurring
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Securities	484,011,000	463,169,000
Obligations of State and Political Subdivisions | Quoted Prices in Active Markets for Identical Assets (Level 1) | Recurring
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Securities	0	0
Obligations of State and Political Subdivisions | Significant Other Observable Inputs (Level 2) | Recurring
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Securities	484,011,000	463,169,000
Obligations of State and Political Subdivisions | Significant Unobservable  Inputs (Level 3) | Recurring
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Securities	0	0
MBS/CMO | Recurring
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Securities	706,977,000	702,179,000
MBS/CMO | Quoted Prices in Active Markets for Identical Assets (Level 1) | Recurring
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Securities	0	0
MBS/CMO | Significant Other Observable Inputs (Level 2) | Recurring
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Securities	706,977,000	702,179,000
MBS/CMO | Significant Unobservable  Inputs (Level 3) | Recurring
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Securities	0	0
US Gov’t Sponsored Entities & Agencies | Recurring
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Securities	282,854,000	241,075,000
US Gov’t Sponsored Entities & Agencies | Quoted Prices in Active Markets for Identical Assets (Level 1) | Recurring
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Securities	0	0
US Gov’t Sponsored Entities & Agencies | Significant Other Observable Inputs (Level 2) | Recurring
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Securities	282,854,000	241,075,000
US Gov’t Sponsored Entities & Agencies | Significant Unobservable  Inputs (Level 3) | Recurring
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Securities	$ 0	$ 0