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, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 74,681	$ 66,247	$ 63,348	$ 62,011	$ 62,011
Provision for (Recovery of) Credit Losses	7,012	6,476	33,430	18,265
Charge-offs	(7,841)	(6,591)	(24,430)	(15,072)	(25,112)
Recoveries	1,012		2,516	1,435
Recoveries		507
Ending balance	74,864	66,639	74,864	66,639	63,348
Construction
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	1,347	673	878	699	699
Provision for (Recovery of) Credit Losses	(95)	181	374	155
Charge-offs	0	0	0	0	0
Recoveries	0		0	0
Recoveries		0
Ending balance	1,252	854	1,252	854	878
Commercial real estate
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	17,144	19,852	16,256	20,915	20,915
Provision for (Recovery of) Credit Losses	1,198	(2,713)	2,332	(3,567)
Charge-offs	(27)	0	(277)	(212)	(431)
Recoveries	1		5	103
Recoveries		100
Ending balance	18,316	17,239	18,316	17,239	16,256
Commercial and industrial
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	17,854	10,943	13,283	10,490	10,490
Provision for (Recovery of) Credit Losses	488	907	5,972	1,634
Charge-offs	(472)	(259)	(1,408)	(550)	(668)
Recoveries	26		49	18
Recoveries		1
Ending balance	17,896	11,592	17,896	11,592	13,283
Premium finance
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	794	763	662	484	484
Provision for (Recovery of) Credit Losses	84	(19)	371	357
Charge-offs	(105)	(37)	(269)	(146)	(209)
Recoveries	3		12	16
Recoveries		4
Ending balance	776	711	776	711	662
Leases
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	19,633	15,218	12,893	10,850	10,850
Provision for (Recovery of) Credit Losses	2,894	5,449	19,881	13,079
Charge-offs	(4,930)	(3,753)	(15,683)	(7,400)	(15,106)
Recoveries	443		949	441
Recoveries		56
Ending balance	18,040	16,970	18,040	16,970	12,893
Residential real estate
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	6,113	5,939	6,491	5,937	5,937
Provision for (Recovery of) Credit Losses	266	61	(69)	56
Charge-offs	(71)	0	(213)	(144)	(288)
Recoveries	40		139	209
Recoveries		58
Ending balance	6,348	6,058	6,348	6,058	6,491
Home equity lines of credit
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	1,814	1,737	1,792	1,588	1,588
Provision for (Recovery of) Credit Losses	93	69	127	220
Charge-offs	(27)	(2)	(39)	(11)	(11)
Recoveries	0		0	7
Recoveries		0
Ending balance	1,880	1,804	1,880	1,804	1,792
Consumer, indirect
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	7,643	8,654	8,576	8,590	8,590
Provision for (Recovery of) Credit Losses	1,408	1,904	3,375	4,808
Charge-offs	(1,607)	(1,820)	(5,166)	(4,848)	(6,179)
Recoveries	418		1,077	374
Recoveries		186
Ending balance	7,862	8,924	7,862	8,924	8,576
Consumer, direct
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	2,248	2,332	2,396	2,343	2,343
Provision for (Recovery of) Credit Losses	400	181	469	513
Charge-offs	(290)	(162)	(541)	(529)	(678)
Recoveries	27		61	43
Recoveries		19
Ending balance	2,385	2,370	2,385	2,370	2,396
Deposit account overdrafts
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	91	136	121	115	115
Provision for (Recovery of) Credit Losses	276	456	598	1,010
Charge-offs	(312)	(558)	(834)	(1,232)	(1,542)
Recoveries	54		224	224
Recoveries		83
Ending balance	$ 109	$ 117	$ 109	$ 117	$ 121

Financing Receivable, Excluding Accrued Interest, Allowance For Credit Loss, Recovery, Net

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- Definition

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

+ References

Reference 1: 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

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- Definition

Amount, excluding accrued interest, of increase in allowance for credit loss on financing receivable from recovery. 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 (e)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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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
-Topic 326
-SubTopic 20
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-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-6

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- Definition

Amount, excluding accrued interest, of credit loss expense (reversal of expense) on financing receivable. 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 (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 220
-SubTopic 40
-Name Accounting Standards Codification
-Section 50
-Paragraph 22
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147476148/220-40-50-22

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