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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	Mar. 31, 2017	Dec. 31, 2016
Financing Receivable, Recorded Investment
Commercial real estate — owner occupied	$ 183,016	$ 176,459
Commercial real estate — non-owner occupied	492,366	473,158
Land development	52,663	56,638
Construction	91,343	101,206
Multi-family	107,669	92,762
1-4 family	40,036	45,651
Total commercial real estate	967,093	945,874
Commercial and industrial	458,778	450,298
Direct financing leases, net	29,330	30,951
Home equity and second mortgages	8,237	8,412
Other	18,859	16,329
Total consumer and other	27,096	24,741
Total gross loans and leases receivable	$ 1,482,297	$ 1,451,864
Category as a % of total portfolio	100.00%	100.00%
Category I
Financing Receivable, Recorded Investment
Commercial real estate — owner occupied	$ 146,120	$ 142,704
Commercial real estate — non-owner occupied	465,826	447,895
Land development	48,206	52,082
Construction	84,930	93,510
Multi-family	107,518	87,418
1-4 family	34,546	38,504
Total commercial real estate	887,146	862,113
Commercial and industrial	354,072	348,201
Direct financing leases, net	27,930	29,351
Home equity and second mortgages	7,734	8,271
Other	18,065	15,714
Total consumer and other	25,799	23,985
Total gross loans and leases receivable	$ 1,294,947	$ 1,263,650
Category as a % of total portfolio	87.36%	87.04%
Category II
Financing Receivable, Recorded Investment
Commercial real estate — owner occupied	$ 19,410	$ 20,294
Commercial real estate — non-owner occupied	22,813	20,933
Land development	814	823
Construction	799	3,154
Multi-family	151	1,937
1-4 family	1,561	3,144
Total commercial real estate	45,548	50,285
Commercial and industrial	33,188	42,949
Direct financing leases, net	1,400	1,600
Home equity and second mortgages	485	121
Other	100	0
Total consumer and other	585	121
Total gross loans and leases receivable	$ 80,721	$ 94,955
Category as a % of total portfolio	5.45%	6.54%
Category III
Financing Receivable, Recorded Investment
Commercial real estate — owner occupied	$ 11,992	$ 11,174
Commercial real estate — non-owner occupied	1,748	2,721
Land development	288	293
Construction	1,012	1,624
Multi-family	0	3,407
1-4 family	1,394	1,431
Total commercial real estate	16,434	20,650
Commercial and industrial	51,963	46,675
Direct financing leases, net	0	0
Home equity and second mortgages	11	12
Other	0	11
Total consumer and other	11	23
Total gross loans and leases receivable	$ 68,408	$ 67,348
Category as a % of total portfolio	4.61%	4.64%
Category IV
Financing Receivable, Recorded Investment
Commercial real estate — owner occupied	$ 5,494	$ 2,287
Commercial real estate — non-owner occupied	1,979	1,609
Land development	3,355	3,440
Construction	4,602	2,918
Multi-family	0	0
1-4 family	2,535	2,572
Total commercial real estate	17,965	12,826
Commercial and industrial	19,555	12,473
Direct financing leases, net	0	0
Home equity and second mortgages	7	8
Other	694	604
Total consumer and other	701	612
Total gross loans and leases receivable	$ 38,221	$ 25,911
Category as a % of total portfolio	2.58%	1.78%

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