Loans and Leases and Allowance for Loan and Lease Losses - Performing and Impaired Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	$ 2,468,318	$ 2,382,243
All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	2,438,216	2,350,179
Purchased Credit Impaired Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	30,102	32,064
Commercial Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	1,162,491	1,012,976
Commercial Real Estate [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	1,151,120	996,853
Commercial Real Estate [Member] | Purchased Credit Impaired Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	11,371	16,123
Consumer Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	444,640	443,930
Consumer Real Estate [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	435,665	433,672
Consumer Real Estate [Member] | Purchased Credit Impaired Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	8,975	10,258
Construction and Land Development [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	300,704	278,075
Construction and Land Development [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	295,439	272,727
Construction and Land Development [Member] | Purchased Credit Impaired Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	5,265	5,348
Commercial and Industrial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	496,114	634,446
Commercial and Industrial [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	495,853	634,138
Commercial and Industrial [Member] | Purchased Credit Impaired Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	261	308
Leases Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	53,038
Leases Portfolio Segment [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	48,824
Leases Portfolio Segment [Member] | Purchased Credit Impaired Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	4,214
Consumer and Other [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	11,331	12,816
Consumer and Other [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	11,315	12,789
Consumer and Other [Member] | Purchased Credit Impaired Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	16	27
Performing [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	2,434,702	2,344,846
Performing [Member] | Commercial Real Estate [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	1,150,261	992,982
Performing [Member] | Consumer Real Estate [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	433,218	432,356
Performing [Member] | Construction and Land Development [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	295,439	272,727
Performing [Member] | Commercial and Industrial [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	495,645	633,992
Performing [Member] | Leases Portfolio Segment [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	48,824
Performing [Member] | Consumer and Other [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	11,315	12,789
Impaired Loans [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	3,514	5,333
Impaired Loans [Member] | Commercial Real Estate [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	859	3,871
Impaired Loans [Member] | Consumer Real Estate [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	2,447	1,316
Impaired Loans [Member] | Commercial and Industrial [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	$ 208	$ 146