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Loans and Allowance for Credit Losses on Loans - Schedule of Loans by Class (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022	Mar. 31, 2022	Dec. 31, 2021
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans, at amortized cost	$ 2,112,328	$ 2,092,546
Allowance for credit losses on loans	(23,330)	(22,983)	$ (22,547)	$ (23,023)
Total loans, net of allowance for credit losses on loans	2,088,998	2,069,563
Net deferred loan origination costs (fees)	2,100	1,800
Unrecognized purchase discounts on non-PCI loans	2,400	2,600
Financing receivable, accrued interest, net	6,100	6,100
Commercial loans | Commercial and industrial
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans, at amortized cost	195,964	173,547
Allowance for credit losses on loans	(1,941)	(1,794)	(1,784)	(1,709)
Commercial real estate loans | Commercial owner-occupied
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans, at amortized cost	352,529	354,877
Allowance for credit losses on loans	(2,640)	(2,487)	(2,622)	(2,776)
Commercial real estate loans | Commercial non-owner occupied
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans, at amortized cost	1,189,962	1,191,889
Allowance for credit losses on loans	(12,701)	(12,676)	(12,301)	(12,739)
Commercial real estate loans | Construction
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans, at amortized cost	110,386	114,373
Allowance for credit losses on loans	(2,019)	(1,937)	(1,717)	(1,653)
Residential loans | Home equity
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans, at amortized cost	86,572	88,748
Allowance for credit losses on loans	(538)	(558)	(549)	(595)
Residential loans | Other residential
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans, at amortized cost	116,447	112,123
Allowance for credit losses on loans	(577)	(595)	(628)	(644)
Consumer loans | Installment and other consumer loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans, at amortized cost	60,468	56,989
Allowance for credit losses on loans	$ (882)	$ (868)	$ (641)	$ (621)

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-Publisher FASB
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-Topic 326
-SubTopic 20
-Section 50
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