Loans, Loan Portfolio Aging Analysis, Segregated by Class (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2023	Dec. 31, 2022
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	$ 3,985,019	$ 3,709,290
Total Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	23,465	28,597
30-59 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	7,355	10,797
60-89 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	5,726	5,806
90+ Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	10,384	11,994
Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	3,961,554	3,680,693
Commercial [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	1,956,582	1,868,858
Commercial [Member] | Total Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	6,430	9,331
Commercial [Member] | 30-59 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	1,692	4,180
Commercial [Member] | 60-89 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	1,415	1,470
Commercial [Member] | 90+ Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	3,323	3,681
Commercial [Member] | Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	1,950,152	1,859,527
Commercial [Member] | Hotel/Motel [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	$ 386,067	343,640
Percentage of total loan	9.70%
Commercial [Member] | Hotel/Motel [Member] | Total Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	$ 0	0
Commercial [Member] | Hotel/Motel [Member] | 30-59 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	0	0
Commercial [Member] | Hotel/Motel [Member] | 60-89 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	0	0
Commercial [Member] | Hotel/Motel [Member] | 90+ Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	0	0
Commercial [Member] | Hotel/Motel [Member] | Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	386,067	343,640
Commercial [Member] | Commercial Real Estate Residential [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	404,779	372,914
Commercial [Member] | Commercial Real Estate Residential [Member] | Total Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	1,906	1,401
Commercial [Member] | Commercial Real Estate Residential [Member] | 30-59 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	342	602
Commercial [Member] | Commercial Real Estate Residential [Member] | 60-89 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	737	225
Commercial [Member] | Commercial Real Estate Residential [Member] | 90+ Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	827	574
Commercial [Member] | Commercial Real Estate Residential [Member] | Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	402,873	371,513
Commercial [Member] | Commercial Real Estate Nonresidential [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	788,287	762,349
Commercial [Member] | Commercial Real Estate Nonresidential [Member] | Total Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	2,664	5,555
Commercial [Member] | Commercial Real Estate Nonresidential [Member] | 30-59 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	380	2,549
Commercial [Member] | Commercial Real Estate Nonresidential [Member] | 60-89 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	486	395
Commercial [Member] | Commercial Real Estate Nonresidential [Member] | 90+ Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	1,798	2,611
Commercial [Member] | Commercial Real Estate Nonresidential [Member] | Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	785,623	756,794
Commercial [Member] | Dealer Floorplans [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	61,920	77,533
Commercial [Member] | Dealer Floorplans [Member] | Total Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	0	0
Commercial [Member] | Dealer Floorplans [Member] | 30-59 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	0	0
Commercial [Member] | Dealer Floorplans [Member] | 60-89 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	0	0
Commercial [Member] | Dealer Floorplans [Member] | 90+ Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	0	0
Commercial [Member] | Dealer Floorplans [Member] | Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	61,920	77,533
Commercial [Member] | Commercial Other [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	315,529	312,422
Commercial [Member] | Commercial Other [Member] | Total Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	1,860	2,375
Commercial [Member] | Commercial Other [Member] | 30-59 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	970	1,029
Commercial [Member] | Commercial Other [Member] | 60-89 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	192	850
Commercial [Member] | Commercial Other [Member] | 90+ Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	698	496
Commercial [Member] | Commercial Other [Member] | Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	313,669	310,047
Residential [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	1,055,665	945,536
Residential [Member] | Total Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	11,551	12,908
Residential [Member] | 30-59 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	1,652	1,655
Residential [Member] | 60-89 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	3,425	3,446
Residential [Member] | 90+ Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	6,474	7,807
Residential [Member] | Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	1,044,114	932,628
Residential [Member] | Real Estate Mortgage [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	916,580	824,996
Residential [Member] | Real Estate Mortgage [Member] | Total Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	10,001	11,338
Residential [Member] | Real Estate Mortgage [Member] | 30-59 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	1,017	869
Residential [Member] | Real Estate Mortgage [Member] | 60-89 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	3,008	3,402
Residential [Member] | Real Estate Mortgage [Member] | 90+ Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	5,976	7,067
Residential [Member] | Real Estate Mortgage [Member] | Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	906,579	813,658
Residential [Member] | Home Equity Lines [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	139,085	120,540
Residential [Member] | Home Equity Lines [Member] | Total Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	1,550	1,570
Residential [Member] | Home Equity Lines [Member] | 30-59 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	635	786
Residential [Member] | Home Equity Lines [Member] | 60-89 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	417	44
Residential [Member] | Home Equity Lines [Member] | 90+ Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	498	740
Residential [Member] | Home Equity Lines [Member] | Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	137,535	118,970
Consumer [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	972,772	894,896
Consumer [Member] | Total Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	5,484	6,358
Consumer [Member] | 30-59 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	4,011	4,962
Consumer [Member] | 60-89 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	886	890
Consumer [Member] | 90+ Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	587	506
Consumer [Member] | Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	967,288	888,538
Consumer [Member] | Consumer Direct [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	160,712	157,504
Consumer [Member] | Consumer Direct [Member] | Total Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	701	722
Consumer [Member] | Consumer Direct [Member] | 30-59 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	537	555
Consumer [Member] | Consumer Direct [Member] | 60-89 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	135	126
Consumer [Member] | Consumer Direct [Member] | 90+ Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	29	41
Consumer [Member] | Consumer Direct [Member] | Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	160,011	156,782
Consumer [Member] | Consumer Indirect [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	812,060	737,392
Consumer [Member] | Consumer Indirect [Member] | Total Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	4,783	5,636
Consumer [Member] | Consumer Indirect [Member] | 30-59 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	3,474	4,407
Consumer [Member] | Consumer Indirect [Member] | 60-89 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	751	764
Consumer [Member] | Consumer Indirect [Member] | 90+ Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	558	465
Consumer [Member] | Consumer Indirect [Member] | Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	$ 807,277	$ 731,756