Fair Value Measurements - Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
ASSETS
Debt securities	$ 1,010,459	$ 986,277
Equity securities	2,846	1,382
Derivative financial assets	35,056	33,750
LIABILITIES
Derivative financial liabilities	36,716	36,014
Recurring
ASSETS
Debt securities	1,010,459	986,277
Equity securities	2,846	1,382
Total Securities Available for Sale	1,013,305	987,659
Securities held in a deferred compensation plan	12,152	14,212
Total Assets	1,060,513	1,035,621
LIABILITIES
Total Liabilities	36,716	36,014
Interest rate swap contracts - commercial loans | Recurring
ASSETS
Derivative financial assets	34,965	33,669
LIABILITIES
Derivative financial liabilities	35,194	33,990
Interest rate lock commitments - mortgage loans | Recurring
ASSETS
Derivative financial assets	91
Interest rate swap contracts - cash flow hedge | Recurring
LIABILITIES
Derivative financial liabilities	1,522	2,024
U.S. Treasury securities
ASSETS
Debt securities	54,360	84,507
U.S. Treasury securities | Recurring
ASSETS
Debt securities	54,360	84,507
Collateralized mortgage obligations of U.S. government corporations and agencies
ASSETS
Debt securities	641,891	624,263
Collateralized mortgage obligations of U.S. government corporations and agencies | Recurring
ASSETS
Debt securities	641,891	624,263
Residential mortgage-backed securities of U.S. government corporations and agencies
ASSETS
Debt securities	31,916	31,336
Residential mortgage-backed securities of U.S. government corporations and agencies | Recurring
ASSETS
Debt securities	31,916	31,336
Commercial mortgage-backed securities of U.S. government corporations
ASSETS
Debt securities	277,442	241,262
Commercial mortgage-backed securities of U.S. government corporations | Recurring
ASSETS
Debt securities	277,442	241,262
Obligations of states and political subdivisions
ASSETS
Debt securities	4,850	4,909
Obligations of states and political subdivisions | Recurring
ASSETS
Debt securities	4,850	4,909
Interest rate lock commitments - mortgage loans | Recurring
ASSETS
Derivative financial assets		81
Level 1 | Recurring
ASSETS
Debt securities	54,360	84,507
Equity securities	2,846	1,382
Total Securities Available for Sale	57,206	85,889
Securities held in a deferred compensation plan	12,152	14,212
Total Assets	69,358	100,101
LIABILITIES
Total Liabilities	0	0
Level 1 | Interest rate swap contracts - commercial loans | Recurring
ASSETS
Derivative financial assets	0	0
LIABILITIES
Derivative financial liabilities	0	0
Level 1 | Interest rate lock commitments - mortgage loans | Recurring
ASSETS
Derivative financial assets	0
Level 1 | Interest rate swap contracts - cash flow hedge | Recurring
LIABILITIES
Derivative financial liabilities	0	0
Level 1 | U.S. Treasury securities | Recurring
ASSETS
Debt securities	54,360	84,507
Level 1 | Collateralized mortgage obligations of U.S. government corporations and agencies | Recurring
ASSETS
Debt securities	0	0
Level 1 | Residential mortgage-backed securities of U.S. government corporations and agencies | Recurring
ASSETS
Debt securities	0	0
Level 1 | Commercial mortgage-backed securities of U.S. government corporations | Recurring
ASSETS
Debt securities	0	0
Level 1 | Obligations of states and political subdivisions | Recurring
ASSETS
Debt securities	0	0
Level 1 | Interest rate lock commitments - mortgage loans | Recurring
ASSETS
Derivative financial assets		0
Level 2 | Recurring
ASSETS
Debt securities	956,099	901,770
Equity securities	0	0
Total Securities Available for Sale	956,099	901,770
Securities held in a deferred compensation plan	0	0
Total Assets	991,064	935,439
LIABILITIES
Total Liabilities	36,716	36,014
Level 2 | Interest rate swap contracts - commercial loans | Recurring
ASSETS
Derivative financial assets	34,965	33,669
LIABILITIES
Derivative financial liabilities	35,194	33,990
Level 2 | Interest rate lock commitments - mortgage loans | Recurring
ASSETS
Derivative financial assets	0
Level 2 | Interest rate swap contracts - cash flow hedge | Recurring
LIABILITIES
Derivative financial liabilities	1,522	2,024
Level 2 | U.S. Treasury securities | Recurring
ASSETS
Debt securities	0	0
Level 2 | Collateralized mortgage obligations of U.S. government corporations and agencies | Recurring
ASSETS
Debt securities	641,891	624,263
Level 2 | Residential mortgage-backed securities of U.S. government corporations and agencies | Recurring
ASSETS
Debt securities	31,916	31,336
Level 2 | Commercial mortgage-backed securities of U.S. government corporations | Recurring
ASSETS
Debt securities	277,442	241,262
Level 2 | Obligations of states and political subdivisions | Recurring
ASSETS
Debt securities	4,850	4,909
Level 2 | Interest rate lock commitments - mortgage loans | Recurring
ASSETS
Derivative financial assets		0
Level 3 | Recurring
ASSETS
Debt securities	0	0
Equity securities	0	0
Total Securities Available for Sale	0	0
Securities held in a deferred compensation plan	0	0
Total Assets	91	81
LIABILITIES
Total Liabilities	0	0
Level 3 | Interest rate swap contracts - commercial loans | Recurring
ASSETS
Derivative financial assets	0	0
LIABILITIES
Derivative financial liabilities	0	0
Level 3 | Interest rate lock commitments - mortgage loans | Recurring
ASSETS
Derivative financial assets	91
Level 3 | Interest rate swap contracts - cash flow hedge | Recurring
LIABILITIES
Derivative financial liabilities	0	0
Level 3 | U.S. Treasury securities | Recurring
ASSETS
Debt securities	0	0
Level 3 | Collateralized mortgage obligations of U.S. government corporations and agencies | Recurring
ASSETS
Debt securities	0	0
Level 3 | Residential mortgage-backed securities of U.S. government corporations and agencies | Recurring
ASSETS
Debt securities	0	0
Level 3 | Commercial mortgage-backed securities of U.S. government corporations | Recurring
ASSETS
Debt securities	0	0
Level 3 | Obligations of states and political subdivisions | Recurring
ASSETS
Debt securities	$ 0	0
Level 3 | Interest rate lock commitments - mortgage loans | Recurring
ASSETS
Derivative financial assets		$ 81