Loans and Allowance for Credit Losses - Loans - Allowance And Recorded Investment In Financing Receivables (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Allowance for loan losses, beginning balance	$ 18,957	$ 14,597
Charge-offs	(150)	(57)
Recoveries	37	107
Provisions	490	500
Allowance for loan losses, ending balance	31,265	15,147
Allowance for loan losses: ending balance, individually evaluated for impairment	825	189
Allowance for loan losses: ending balance, collectively evaluated for impairment	30,440	14,958
Loans receivable: ending balance, collectively evaluated for impairment	3,597,438	3,121,531
Loans receivable: ending balance, individually evaluated for impairment	13,909	3,061
Loans, net of unearned interest	3,611,347	3,113,770	$ 3,514,119
Acquired with credit deterioration
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Loans, net of unearned interest		4,700
Commercial portfolio \| Commercial real estate (1)
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Allowance for loan losses, beginning balance	13,142	9,415
Charge-offs	(16)	0
Recoveries	0	65
Provisions	(102)	511
Allowance for loan losses, ending balance	13,312	9,991
Allowance for loan losses: ending balance, individually evaluated for impairment	137	114
Allowance for loan losses: ending balance, collectively evaluated for impairment	13,175	9,877
Loans receivable: ending balance, collectively evaluated for impairment	1,892,504	1,722,668
Loans receivable: ending balance, individually evaluated for impairment	6,664	1,101
Loans, net of unearned interest	1,899,168	1,719,458	2,052,934
Commercial portfolio \| Commercial real estate (1) \| Acquired with credit deterioration
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Loans, net of unearned interest		2,109	2,537
Commercial portfolio \| Commercial and industrial
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Allowance for loan losses, beginning balance	4,593	3,439
Charge-offs	(111)	0
Recoveries	0	13
Provisions	187	359
Allowance for loan losses, ending balance	11,269	3,811
Allowance for loan losses: ending balance, individually evaluated for impairment	682	75
Allowance for loan losses: ending balance, collectively evaluated for impairment	10,587	3,736
Loans receivable: ending balance, collectively evaluated for impairment	604,176	586,444
Loans receivable: ending balance, individually evaluated for impairment	1,434	523
Loans, net of unearned interest	605,610	585,921	596,042
Commercial portfolio \| Commercial and industrial \| Acquired with credit deterioration
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Loans, net of unearned interest		0	0
Commercial portfolio \| Construction
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Allowance for loan losses, beginning balance	0	38
Charge-offs	0	0
Recoveries	0	24
Provisions	430	(21)
Allowance for loan losses, ending balance	3,631	41
Allowance for loan losses: ending balance, individually evaluated for impairment	0	0
Allowance for loan losses: ending balance, collectively evaluated for impairment	3,631	41
Loans receivable: ending balance, collectively evaluated for impairment	483,916	382,131
Loans receivable: ending balance, individually evaluated for impairment	2,256	0
Loans, net of unearned interest	486,172	380,910	441,246
Commercial portfolio \| Construction \| Acquired with credit deterioration
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Loans, net of unearned interest		1,221	0
Consumer Portfolio Segment \| Residential mortgage
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Allowance for loan losses, beginning balance	1,319	1,019
Charge-offs	(4)	0
Recoveries	30	1
Provisions	(33)	25
Allowance for loan losses, ending balance	2,874	1,045
Allowance for loan losses: ending balance, individually evaluated for impairment	6	0
Allowance for loan losses: ending balance, collectively evaluated for impairment	2,868	1,045
Loans receivable: ending balance, collectively evaluated for impairment	608,872	418,830
Loans receivable: ending balance, individually evaluated for impairment	3,555	1,437
Loans, net of unearned interest	612,427	416,023	416,221
Consumer Portfolio Segment \| Residential mortgage \| Acquired with credit deterioration
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Loans, net of unearned interest		1,370	1,140
Consumer Portfolio Segment \| Consumer
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Allowance for loan losses, beginning balance	29	2
Charge-offs	(19)	(57)
Recoveries	7	4
Provisions	8	53
Allowance for loan losses, ending balance	179	2
Allowance for loan losses: ending balance, individually evaluated for impairment	0	0
Allowance for loan losses: ending balance, collectively evaluated for impairment	179	2
Loans receivable: ending balance, collectively evaluated for impairment	7,970	11,458
Loans receivable: ending balance, individually evaluated for impairment	0	0
Loans, net of unearned interest	7,970	11,458	7,676
Consumer Portfolio Segment \| Consumer \| Acquired with credit deterioration
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Loans, net of unearned interest		0	$ 0
Unallocated
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Allowance for loan losses, beginning balance	(126)	684
Charge-offs	0	0
Recoveries	0	0
Provisions	0	(427)
Allowance for loan losses, ending balance	$ 0	257
Allowance for loan losses: ending balance, individually evaluated for impairment		0
Allowance for loan losses: ending balance, collectively evaluated for impairment		257
Loans receivable: ending balance, collectively evaluated for impairment		0
Loans receivable: ending balance, individually evaluated for impairment		0
Loans, net of unearned interest		0
Unallocated \| Acquired with credit deterioration
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Loans, net of unearned interest		$ 0

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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 45
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446

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- Definition

The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (g)
-URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524

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- Definition

Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.

+ References

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The balance of financing receivables that were collectively evaluated for impairment.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
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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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 13
-Subparagraph (e)
-URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447

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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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- Definition

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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 13
-Subparagraph (d)
-URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447

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- Definition

Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 5
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919230-210447

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 45
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 3B
-URI https://asc.fasb.org/extlink&oid=124255953&loc=SL120267963-210447

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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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 13
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447

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- Definition

The balance of financing receivables that were individually evaluated for impairment.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
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-URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524

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