Loans - Major Classification of Loans Net of Unearned Income, Deferred Loan Origination Costs and Net Premiums on Acquired Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Loans [Abstract]
Net loans	$ 5,124,931	$ 4,894,942
Commercial [Member]
Loans [Abstract]
Net loans	2,597,514	2,493,275
Commercial [Member] \| Hotel/Motel [Member]
Loans [Abstract]
Net loans	528,697	497,764
Commercial [Member] \| Commercial Real Estate Residential [Member]
Loans [Abstract]
Net loans	599,454	580,652
Commercial [Member] \| Commercial Real Estate Nonresidential [Member]
Loans [Abstract]
Net loans	1,005,462	959,915
Commercial [Member] \| Dealer Floorplans [Member]
Loans [Abstract]
Net loans	79,821	83,812
Commercial [Member] \| Commercial Other [Member]
Loans [Abstract]
Net loans	384,080	371,132
Residential [Member]
Loans [Abstract]
Net loans	1,484,427	1,393,618
Residential [Member] \| Real Estate Mortgage [Member]
Loans [Abstract]
Net loans	1,289,157	1,206,820
Residential [Member] \| Home Equity Lines [Member]
Loans [Abstract]
Net loans	195,270	186,798
Consumer [Member]
Loans [Abstract]
Net loans	1,042,990	1,008,049
Consumer [Member] \| Consumer Direct [Member]
Loans [Abstract]
Net loans	139,865	145,591
Consumer [Member] \| Consumer Indirect [Member]
Loans [Abstract]
Net loans	$ 903,125	$ 862,458