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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	Sep. 30, 2020	Jun. 30, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Dec. 31, 2018
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	$ 2,178,056		$ 1,715,376
Allowance for loan and lease losses	30,817	$ 27,464	19,520	$ 20,170	$ 19,819	$ 20,425
Deferred loan fees	7,757		741
Loans and leases receivable, net amount	2,139,482		1,695,115
Commercial real estate — owner occupied
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	240,706		226,614
Commercial real estate — non-owner occupied
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	565,781		516,652
Land development
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	50,864		51,097
Construction
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	142,726		109,057
Multi-family
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	287,583		217,322
1-4 family
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	38,857		33,359
Total commercial real estate
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	1,326,517		1,154,101
Allowance for loan and lease losses	20,180	16,438	10,852	11,138	11,269	11,662
Commercial and industrial
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	790,349		503,402
Direct financing leases, net
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	24,743		28,203
Home equity and second mortgages
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	7,106		7,006
Other
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	29,341		22,664
Total consumer and other
Loans and Leases Receivable Disclosure
Loans and Leases Receivable, before Fees, Gross	36,447		29,670
Allowance for loan and lease losses	$ 815	$ 847	$ 590	$ 621	$ 658	$ 684

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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