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Loan and Lease Receivables, Impaired Loans and Leases and Allowance for Loan and Lease Losses (Loans by Credit Quality Indicator) (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Financing Receivable, Recorded Investment
Commercial real estate — owner occupied	$ 167,936	$ 176,322
Commercial real estate — non-owner occupied	502,378	436,901
Land development	60,599	59,779
Construction	88,339	100,625
Multi-family	73,239	80,254
1-4 family	47,289	50,304
Total commercial real estate	939,780	904,185
Commercial and industrial	456,297	472,193
Direct financing leases, net	30,698	31,093
Home equity and second mortgages	7,372	8,237
Other	18,743	16,319
Total consumer and other	26,115	24,556
Total gross loans and leases receivable	$ 1,452,890	$ 1,432,027
Category as a % of total portfolio	100.00%	100.00%
Category I
Financing Receivable, Recorded Investment
Commercial real estate — owner occupied	$ 136,996	$ 156,379
Commercial real estate — non-owner occupied	473,644	410,517
Land development	55,275	52,817
Construction	78,088	98,693
Multi-family	72,726	79,368
1-4 family	40,279	41,086
Total commercial real estate	857,008	838,860
Commercial and industrial	376,286	430,199
Direct financing leases, net	29,529	29,514
Home equity and second mortgages	6,407	7,497
Other	18,145	15,616
Total consumer and other	24,552	23,113
Total gross loans and leases receivable	$ 1,287,375	$ 1,321,686
Category as a % of total portfolio	88.60%	92.29%
Category II
Financing Receivable, Recorded Investment
Commercial real estate — owner occupied	$ 14,018	$ 7,654
Commercial real estate — non-owner occupied	24,218	20,662
Land development	839	2,241
Construction	5,745	851
Multi-family	513	884
1-4 family	2,517	3,985
Total commercial real estate	47,850	36,277
Commercial and industrial	35,026	7,139
Direct financing leases, net	783	1,013
Home equity and second mortgages	570	0
Other	63	48
Total consumer and other	633	48
Total gross loans and leases receivable	$ 84,292	$ 44,477
Category as a % of total portfolio	5.80%	3.11%
Category III
Financing Receivable, Recorded Investment
Commercial real estate — owner occupied	$ 13,061	$ 9,311
Commercial real estate — non-owner occupied	2,546	3,408
Land development	656	309
Construction	4,227	564
Multi-family	0	0
1-4 family	1,624	1,865
Total commercial real estate	22,114	15,457
Commercial and industrial	35,118	25,706
Direct financing leases, net	386	528
Home equity and second mortgages	137	141
Other	0	0
Total consumer and other	137	141
Total gross loans and leases receivable	$ 57,755	$ 41,832
Category as a % of total portfolio	3.98%	2.92%
Category IV
Financing Receivable, Recorded Investment
Commercial real estate — owner occupied	$ 3,861	$ 2,978
Commercial real estate — non-owner occupied	1,970	2,314
Land development	3,829	4,412
Construction	279	517
Multi-family	0	2
1-4 family	2,869	3,368
Total commercial real estate	12,808	13,591
Commercial and industrial	9,867	9,149
Direct financing leases, net	0	38
Home equity and second mortgages	258	599
Other	535	655
Total consumer and other	793	1,254
Total gross loans and leases receivable	$ 23,468	$ 24,032
Category as a % of total portfolio	1.62%	1.68%

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