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Loan and Lease Receivables, Impaired Loans and Leases and Allowance for Loan and Lease Losses (Loan Composition) (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020	Mar. 31, 2020	Dec. 31, 2019
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	$ 2,241,400	$ 2,150,515
Allowance for loan and lease losses	28,982	28,521	$ 22,748	$ 19,520
Deferred loan fees	6,288	4,545
Loans and leases receivable, net amount	2,206,130	2,117,449
Commercial real estate — owner occupied
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	256,812	253,882
Commercial real estate — non-owner occupied
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	592,090	564,532
Land development
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	46,544	49,839
Construction
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	151,345	141,043
Multi-family
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	322,384	311,556
1-4 family
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	23,319	38,284
Total commercial real estate
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	1,392,494	1,359,136
Allowance for loan and lease losses	18,445	17,157	12,597	10,852
Commercial and industrial
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	784,305	732,318
Direct financing leases, net
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	19,616	22,331
Home equity and second mortgages
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	6,719	7,833
Other
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	38,266	28,897
Total consumer and other
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	44,985	36,730
Allowance for loan and lease losses	$ 993	$ 771	$ 829	$ 590

X

- Definition

Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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Amount, before allowance and fees, of loans and leases receivable. Excludes loans and leases covered under loss sharing agreements.

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Amount of deferred interest and fee income, unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of acquired loans. Excludes amounts for loans and leases covered under loss sharing agreements.

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Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

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