Loans and Leases and Allowance for Credit Losses - Loan Modifications to Borrowers Experiencing Financial Difficulty (Details) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2023 USD ($)	Sep. 30, 2023 USD ($)
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total Nonaccrual Loans	$ 3,934	$ 3,934
Total loans, post ASU 2019-04	3,378,999	3,378,999
90 Days or More Past Due [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total loans, post ASU 2019-04	229	229
Loan modifications made to borrowers experiencing financial difficulty
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	$ 1,790	$ 2,447
Total Class of Financing Receivable (as a percent)	0.05%	0.07%
Loan modification, defaulted	$ 0	$ 0
Total Nonaccrual Loans	2,020	2,020
Total loans, post ASU 2019-04	2,447	2,447
Loan modifications made to borrowers experiencing financial difficulty | Current [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total loans, post ASU 2019-04	427	427
Payment Delay | Loan modifications made to borrowers experiencing financial difficulty
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total		466
Term Extension | Loan modifications made to borrowers experiencing financial difficulty
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	1,790	1,828
Payment Delay and Term Extension | Loan modifications made to borrowers experiencing financial difficulty
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total		153
Commercial Real Estate [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Weighted-Average Total Payment Delay		23
Total Nonaccrual Loans	741	741
Total loans, post ASU 2019-04	1,667,176	1,667,176
Commercial Real Estate [Member] | Loan modifications made to borrowers experiencing financial difficulty
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	$ 528	$ 969
Total Class of Financing Receivable (as a percent)	0.03%	0.06%
Total Nonaccrual Loans	$ 968	$ 968
Total loans, post ASU 2019-04	$ 968	968
Commercial Real Estate [Member] | Payment Delay | Loan modifications made to borrowers experiencing financial difficulty
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total		$ 403
Commercial Real Estate [Member] | Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Weighted-Average (in months)	12 months	23 months
Commercial Real Estate [Member] | Term Extension | Loan modifications made to borrowers experiencing financial difficulty
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	$ 528	$ 566
Consumer Real Estate [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total Nonaccrual Loans	2,064	2,064
Total loans, post ASU 2019-04	638,518	638,518
Consumer Real Estate [Member] | 90 Days or More Past Due [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total loans, post ASU 2019-04	34	34
Consumer Real Estate [Member] | Loan modifications made to borrowers experiencing financial difficulty
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	$ 514	$ 514
Total Class of Financing Receivable (as a percent)	0.08%	0.08%
Total Nonaccrual Loans	$ 376	$ 376
Total loans, post ASU 2019-04	515	515
Consumer Real Estate [Member] | Loan modifications made to borrowers experiencing financial difficulty | Current [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total loans, post ASU 2019-04	$ 139	$ 139
Consumer Real Estate [Member] | Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Weighted-Average (in months)	20 months	15 months
Consumer Real Estate [Member] | Term Extension | Loan modifications made to borrowers experiencing financial difficulty
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	$ 514	$ 514
Construction and Land Development [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total Nonaccrual Loans	620	620
Total loans, post ASU 2019-04	373,068	373,068
Construction and Land Development [Member] | Loan modifications made to borrowers experiencing financial difficulty
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	$ 748	$ 748
Total Class of Financing Receivable (as a percent)	0.20%	0.20%
Total Nonaccrual Loans	$ 460	$ 460
Total loans, post ASU 2019-04	748	748
Construction and Land Development [Member] | Loan modifications made to borrowers experiencing financial difficulty | Current [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total loans, post ASU 2019-04	$ 288	$ 288
Construction and Land Development [Member] | Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Weighted-Average (in months)	9 months	9 months
Construction and Land Development [Member] | Term Extension | Loan modifications made to borrowers experiencing financial difficulty
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	$ 748	$ 748
Commercial and Industrial [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Weighted-Average Total Payment Delay		7
Total Nonaccrual Loans	314	314
Total loans, post ASU 2019-04	617,115	617,115
Commercial and Industrial [Member] | 90 Days or More Past Due [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total loans, post ASU 2019-04	98	98
Commercial and Industrial [Member] | Loan modifications made to borrowers experiencing financial difficulty
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total		$ 216
Total Class of Financing Receivable (as a percent)		0.04%
Total Nonaccrual Loans	216	$ 216
Total loans, post ASU 2019-04	216	216
Commercial and Industrial [Member] | Payment Delay | Loan modifications made to borrowers experiencing financial difficulty
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total		$ 63
Commercial and Industrial [Member] | Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Weighted-Average (in months)		30 months
Commercial and Industrial [Member] | Payment Delay and Term Extension | Loan modifications made to borrowers experiencing financial difficulty
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total		$ 153
Leases [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total Nonaccrual Loans	195	195
Total loans, post ASU 2019-04	68,538	68,538
Consumer and Other [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total loans, post ASU 2019-04	14,584	14,584
Consumer and Other [Member] | 90 Days or More Past Due [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total loans, post ASU 2019-04	$ 97	$ 97