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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, 2017	Dec. 31, 2016
Financing Receivable, Recorded Investment
Commercial real estate — owner occupied	$ 183,161	$ 176,459
Commercial real estate — non-owner occupied	468,778	473,158
Land development	46,500	56,638
Construction	104,515	101,206
Multi-family	124,488	92,762
1-4 family	38,922	45,651
Total commercial real estate	966,364	945,874
Commercial and industrial	437,955	450,298
Direct financing leases, net	29,216	30,951
Home equity and second mortgages	7,973	8,412
Other	17,976	16,329
Total consumer and other	25,949	24,741
Total gross loans and leases receivable	$ 1,459,484	$ 1,451,864
Category as a % of total portfolio	100.00%	100.00%
Category I
Financing Receivable, Recorded Investment
Commercial real estate — owner occupied	$ 145,360	$ 142,704
Commercial real estate — non-owner occupied	440,470	447,895
Land development	42,399	52,082
Construction	97,939	93,510
Multi-family	124,488	87,418
1-4 family	27,102	38,504
Total commercial real estate	877,758	862,113
Commercial and industrial	331,529	348,201
Direct financing leases, net	26,677	29,351
Home equity and second mortgages	7,957	8,271
Other	17,582	15,714
Total consumer and other	25,539	23,985
Total gross loans and leases receivable	$ 1,261,503	$ 1,263,650
Category as a % of total portfolio	86.44%	87.04%
Category II
Financing Receivable, Recorded Investment
Commercial real estate — owner occupied	$ 18,750	$ 20,294
Commercial real estate — non-owner occupied	24,943	20,933
Land development	804	823
Construction	792	3,154
Multi-family	0	1,937
1-4 family	7,914	3,144
Total commercial real estate	53,203	50,285
Commercial and industrial	33,596	42,949
Direct financing leases, net	2,539	1,600
Home equity and second mortgages	0	121
Other	0	0
Total consumer and other	0	121
Total gross loans and leases receivable	$ 89,338	$ 94,955
Category as a % of total portfolio	6.12%	6.54%
Category III
Financing Receivable, Recorded Investment
Commercial real estate — owner occupied	$ 11,847	$ 11,174
Commercial real estate — non-owner occupied	1,468	2,721
Land development	284	293
Construction	431	1,624
Multi-family	0	3,407
1-4 family	1,382	1,431
Total commercial real estate	15,412	20,650
Commercial and industrial	55,357	46,675
Direct financing leases, net	0	0
Home equity and second mortgages	10	12
Other	0	11
Total consumer and other	10	23
Total gross loans and leases receivable	$ 70,779	$ 67,348
Category as a % of total portfolio	4.85%	4.64%
Category IV
Financing Receivable, Recorded Investment
Commercial real estate — owner occupied	$ 7,204	$ 2,287
Commercial real estate — non-owner occupied	1,897	1,609
Land development	3,013	3,440
Construction	5,353	2,918
Multi-family	0	0
1-4 family	2,524	2,572
Total commercial real estate	19,991	12,826
Commercial and industrial	17,473	12,473
Direct financing leases, net	0	0
Home equity and second mortgages	6	8
Other	394	604
Total consumer and other	400	612
Total gross loans and leases receivable	$ 37,864	$ 25,911
Category as a % of total portfolio	2.59%	1.78%

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