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Loans, Loan Portfolio Aging Analysis, Segregated by Class (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Dec. 31, 2023
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	$ 4,161,175	$ 4,050,906
Total Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	26,766	28,262
30-59 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	7,880	10,056
60-89 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	4,716	5,976
90+ Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	14,170	12,230
Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	4,134,409	4,022,644
Commercial [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	2,085,170	1,983,735
Commercial [Member] | Total Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	8,379	8,145
Commercial [Member] | 30-59 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	2,018	2,259
Commercial [Member] | 60-89 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	929	1,101
Commercial [Member] | 90+ Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	5,432	4,785
Commercial [Member] | Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	2,076,791	1,975,590
Commercial [Member] | Hotel/Motel [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	$ 416,759	395,765
Percentage of total loan	10.00%
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	416,759	395,765
Commercial [Member] | Commercial Real Estate Residential [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	456,585	417,943
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	2,147	2,847
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	406	1,047
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	0	275
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	1,741	1,525
Commercial [Member] | Commercial Real Estate Residential [Member] | Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	454,438	415,096
Commercial [Member] | Commercial Real Estate Nonresidential [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	813,904	778,637
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	4,542	3,500
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	1,295	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	757	332
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	2,490	2,619
Commercial [Member] | Commercial Real Estate Nonresidential [Member] | Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	809,362	775,137
Commercial [Member] | Dealer Floorplans [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	77,221	70,308
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	77,221	70,308
Commercial [Member] | Commercial Other [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	320,701	321,082
Commercial [Member] | Commercial Other [Member] | Total Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	1,690	1,798
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	317	663
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	172	494
Commercial [Member] | Commercial Other [Member] | 90+ Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	1,201	641
Commercial [Member] | Commercial Other [Member] | Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	319,011	319,284
Residential [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	1,107,193	1,084,560
Residential [Member] | Total Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	11,951	12,837
Residential [Member] | 30-59 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	1,643	2,234
Residential [Member] | 60-89 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	2,788	3,728
Residential [Member] | 90+ Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	7,520	6,875
Residential [Member] | Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	1,095,242	1,071,723
Residential [Member] | Real Estate Mortgage [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	955,616	937,524
Residential [Member] | Real Estate Mortgage [Member] | Total Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	10,166	10,946
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	894	1,323
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	2,471	3,455
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	6,801	6,168
Residential [Member] | Real Estate Mortgage [Member] | Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	945,450	926,578
Residential [Member] | Home Equity Lines [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	151,577	147,036
Residential [Member] | Home Equity Lines [Member] | Total Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	1,785	1,891
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	749	911
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	317	273
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	719	707
Residential [Member] | Home Equity Lines [Member] | Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	149,792	145,145
Consumer [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	968,812	982,611
Consumer [Member] | Total Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	6,436	7,280
Consumer [Member] | 30-59 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	4,219	5,563
Consumer [Member] | 60-89 Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	999	1,147
Consumer [Member] | 90+ Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	1,218	570
Consumer [Member] | Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	962,376	975,331
Consumer [Member] | Consumer Direct [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	155,807	159,106
Consumer [Member] | Consumer Direct [Member] | Total Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	1,290	1,146
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	623	1,013
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	168	118
Consumer [Member] | Consumer Direct [Member] | 90+ Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	499	15
Consumer [Member] | Consumer Direct [Member] | Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	154,517	157,960
Consumer [Member] | Consumer Indirect [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	813,005	823,505
Consumer [Member] | Consumer Indirect [Member] | Total Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	5,146	6,134
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	3,596	4,550
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	831	1,029
Consumer [Member] | Consumer Indirect [Member] | 90+ Days Past Due [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	719	555
Consumer [Member] | Consumer Indirect [Member] | Current [Member]
Bank's Loan portfolio aging analysis, segregated by class [Abstract]
Loans and lease financing	$ 807,859	$ 817,371

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Percentage of the total loan portfolio.

+ References

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Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 80
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479294/326-20-55-80

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 79
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479294/326-20-55-79

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479344/326-20-45-1

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(3)(b))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-K (SK)
-Number 229
-Section 1405
-Paragraph (a)
-Subparagraph (1)
-Publisher SEC

Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-K (SK)
-Number 229
-Section 1405
-Paragraph (a)
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-Publisher SEC

Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Regulation S-K (SK)
-Number 229
-Section 1404
-Paragraph (a)
-Publisher SEC

Reference 8: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 14
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-14

Reference 9: http://www.xbrl.org/2003/role/disclosureRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 7A
-SubTopic 10
-Topic 310
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-7A

Reference 10: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-5

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