Loans and Leases - Summary of Activity in Allowance for Loan and Lease Losses (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025	Dec. 31, 2025
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 78,103	$ 74,681	$ 75,676	$ 63,348	$ 63,348
Provision for (Recovery of) Credit Losses	3,636	7,012	17,893	33,430
Charge-offs	(7,580)	(7,841)	(22,105)	(24,430)	(32,821)
Recoveries	1,568	1,012	4,263	2,516
Ending balance	75,727	74,864	75,727	74,864	75,676
Construction
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	1,694	1,347	1,391	878	878
Provision for (Recovery of) Credit Losses	186	(95)	489	374
Charge-offs	0	0	0	0	0
Recoveries	0	0	0	0
Ending balance	1,880	1,252	1,880	1,252	1,391
Commercial real estate, other
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	20,811	17,144	19,726	16,256	16,256
Provision for (Recovery of) Credit Losses	(549)	1,198	703	2,332
Charge-offs	(688)	(27)	(855)	(277)	(295)
Recoveries	0	1	0	5
Ending balance	19,574	18,316	19,574	18,316	19,726
Commercial and industrial
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	20,824	17,854	18,804	13,283	13,283
Provision for (Recovery of) Credit Losses	1,426	488	3,896	5,972
Charge-offs	(1,022)	(472)	(1,509)	(1,408)	(1,751)
Recoveries	143	26	180	49
Ending balance	21,371	17,896	21,371	17,896	18,804
Premium finance
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	1,569	794	749	662	662
Provision for (Recovery of) Credit Losses	(755)	84	161	371
Charge-offs	(84)	(105)	(201)	(269)	(482)
Recoveries	7	3	28	12
Ending balance	737	776	737	776	749
Leases
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	14,366	19,633	16,475	12,893	12,893
Provision for (Recovery of) Credit Losses	1,483	2,894	7,031	19,881
Charge-offs	(3,358)	(4,930)	(12,390)	(15,683)	(21,404)
Recoveries	809	443	2,184	949
Ending balance	13,300	18,040	13,300	18,040	16,475
Residential real estate
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	6,559	6,113	6,295	6,491	6,491
Provision for (Recovery of) Credit Losses	32	266	395	(69)
Charge-offs	(26)	(71)	(260)	(213)	(273)
Recoveries	26	40	161	139
Ending balance	6,591	6,348	6,591	6,348	6,295
Home equity lines of credit
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	1,728	1,814	1,934	1,792	1,792
Provision for (Recovery of) Credit Losses	81	93	(73)	127
Charge-offs	0	(27)	(64)	(39)	(41)
Recoveries	0	0	12	0
Ending balance	1,809	1,880	1,809	1,880	1,934
Consumer, indirect
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	8,306	7,643	7,706	8,576	8,576
Provision for (Recovery of) Credit Losses	1,146	1,408	4,179	3,375
Charge-offs	(1,760)	(1,607)	(5,126)	(5,166)	(6,724)
Recoveries	470	418	1,403	1,077
Ending balance	8,162	7,862	8,162	7,862	7,706
Consumer, direct
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	2,139	2,248	2,485	2,396	2,396
Provision for (Recovery of) Credit Losses	324	400	339	469
Charge-offs	(325)	(290)	(734)	(541)	(702)
Recoveries	24	27	72	61
Ending balance	2,162	2,385	2,162	2,385	2,485
Deposit account overdrafts
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	107	91	111	121	121
Provision for (Recovery of) Credit Losses	262	276	773	598
Charge-offs	(317)	(312)	(966)	(834)	(1,149)
Recoveries	89	54	223	224
Ending balance	$ 141	$ 109	$ 141	$ 109	$ 111

Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477657/942-210-S45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
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-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478478/942-210-S50-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(7)(2))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
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-Name Accounting Standards Codification
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-Publisher FASB
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Amount, excluding accrued interest, of increase in allowance for credit loss on financing receivable from recovery. Excludes net investment in lease.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
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Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Amount, excluding accrued interest, of credit loss expense (reversal of expense) on financing receivable. Excludes net investment in lease.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

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