Loan and Lease Receivables, Impaired Loans and Leases and Allowance for Loan and Lease Losses (Loan Composition) (Details) - USD ($) $ in Thousands |
Dec. 31, 2016 |
Dec. 31, 2015 |
|---|---|---|
| Receivables [Abstract] | ||
| Commercial real estate — owner occupied | $ 176,459 | $ 176,322 |
| Commercial real estate — non-owner occupied | 473,158 | 436,901 |
| Land development | 56,638 | 59,779 |
| Construction | 101,206 | 100,625 |
| Multi-family | 92,762 | 80,254 |
| 1-4 family | 45,651 | 50,304 |
| Total commercial real estate | 945,874 | 904,185 |
| Commercial and industrial | 450,298 | 472,193 |
| Direct financing leases, net | 30,951 | 31,093 |
| Home equity and second mortgages | 8,412 | 8,237 |
| Other | 16,329 | 16,319 |
| Total consumer and other | 24,741 | 24,556 |
| Total gross loans and leases receivable | 1,451,864 | 1,432,027 |
| Allowance for loan and lease losses | 20,912 | 16,316 |
| Deferred loan fees | 1,189 | 1,062 |
| Loans and Leases Receivable and Loans Held for Sale, net | $ 1,429,763 | $ 1,414,649 |