Loans and Allowance for Credit Losses - Schedule of Allowance (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Changes in the allowance for loan losses
Beginning balance	$ 22,084	$ 30,294	$ 22,124	$ 23,837	$ 23,837
Initial allowance on loans purchased with credit deterioration				1,217
Provision (release of allowance) for credit losses	126	(159)	2,251	309
Charge-offs	(1,392)	(8,064)	(5,080)	(16,611)	(18,479)
Recoveries	681	2,205	2,204	7,842
Ending balance	21,499	24,276	21,499	24,276	22,124
Impact of adopting ASC 326, net of tax
Changes in the allowance for loan losses
Beginning balance				7,682	7,682
Total commercial
Changes in the allowance for loan losses
Beginning balance	13,482	16,066	12,536	15,539	15,539
Initial allowance on loans purchased with credit deterioration				710
Provision (release of allowance) for credit losses	(207)	2,110	2,559	4,831
Charge-offs	(415)	(4,028)	(2,292)	(4,297)
Recoveries	3	11	60	60
Ending balance	12,863	14,159	12,863	14,159	12,536
Total commercial \| Impact of adopting ASC 326, net of tax
Changes in the allowance for loan losses
Beginning balance				(2,684)	(2,684)
Total commercial \| Business
Changes in the allowance for loan losses
Beginning balance	9,573	11,308	7,931	8,771	8,771
Initial allowance on loans purchased with credit deterioration				710
Provision (release of allowance) for credit losses	(743)	1,584	2,734	3,770
Charge-offs	(415)	(4,028)	(2,292)	(4,297)	(4,572)
Recoveries	0	4	42	40
Ending balance	8,415	8,868	8,415	8,868	7,931
Total commercial \| Business \| Impact of adopting ASC 326, net of tax
Changes in the allowance for loan losses
Beginning balance				(126)	(126)
Total commercial \| Real estate
Changes in the allowance for loan losses
Beginning balance	2,472	3,051	2,931	5,704	5,704
Initial allowance on loans purchased with credit deterioration				0
Provision (release of allowance) for credit losses	308	183	(166)	363
Charge-offs	0	0	0	0	0
Recoveries	3	7	18	20
Ending balance	2,783	3,241	2,783	3,241	2,931
Total commercial \| Real estate \| Impact of adopting ASC 326, net of tax
Changes in the allowance for loan losses
Beginning balance				(2,846)	(2,846)
Total commercial \| Acquisition, development and construction
Changes in the allowance for loan losses
Beginning balance	1,437	1,707	1,674	1,064	1,064
Initial allowance on loans purchased with credit deterioration				0
Provision (release of allowance) for credit losses	228	343	(9)	698
Charge-offs	0	0	0	0	0
Recoveries	0	0	0	0
Ending balance	1,665	2,050	1,665	2,050	1,674
Total commercial \| Acquisition, development and construction \| Impact of adopting ASC 326, net of tax
Changes in the allowance for loan losses
Beginning balance				288	288
Residential
Changes in the allowance for loan losses
Beginning balance	6,248	7,168	6,412	2,880	2,880
Initial allowance on loans purchased with credit deterioration				507
Provision (release of allowance) for credit losses	839	(242)	640	(328)
Charge-offs	0	(359)	0	(381)	(400)
Recoveries	0	0	35	0
Ending balance	7,087	6,567	7,087	6,567	6,412
Residential \| Impact of adopting ASC 326, net of tax
Changes in the allowance for loan losses
Beginning balance				3,889	3,889
Home Equity
Changes in the allowance for loan losses
Beginning balance	85	114	97	131	131
Initial allowance on loans purchased with credit deterioration				0
Provision (release of allowance) for credit losses	5	(15)	(9)	(29)
Charge-offs	0	0	0	0	0
Recoveries	1	1	3	3
Ending balance	91	100	91	100	97
Home Equity \| Impact of adopting ASC 326, net of tax
Changes in the allowance for loan losses
Beginning balance				(5)	(5)
Consumer
Changes in the allowance for loan losses
Beginning balance	2,269	6,946	3,079	5,287	5,287
Initial allowance on loans purchased with credit deterioration				0
Provision (release of allowance) for credit losses	(511)	(2,012)	(939)	(4,165)
Charge-offs	(977)	(3,677)	(2,788)	(11,933)	(13,507)
Recoveries	677	2,193	2,106	7,779
Ending balance	$ 1,458	$ 3,450	$ 1,458	3,450	3,079
Consumer \| Impact of adopting ASC 326, net of tax
Changes in the allowance for loan losses
Beginning balance				$ 6,482	$ 6,482

Financing Receivable, Excluding Accrued Interest, Credit Loss Expense (Reversal), Excluding Unfunded Commitments

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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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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

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+ 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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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-6

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