Loans (Schedule of Contractual Aging of Recorded Investment in Past Due Loans by Class) (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016	Mar. 31, 2016
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	$ 15,023	$ 16,126	$ 14,162
Current	1,289,610	1,303,410	1,093,943
Recorded Investment greater then 90 days and Accruing	68	0	0
Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	217	341	686
Current	134,591	118,747	101,056
Recorded Investment greater then 90 days and Accruing	0	0	0
Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	3,037	602	1,591
Current	214,696	202,445	201,089
Recorded Investment greater then 90 days and Accruing	0	0	0
Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	298	405	902
Current	401,497	381,516	352,449
Recorded Investment greater then 90 days and Accruing	0	0	0
Land and Land Improvements [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	4,031	4,404	4,958
Current	64,048	67,638	61,525
Recorded Investment greater then 90 days and Accruing	0	0	0
Construction Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	0	0	0
Current	16,511	16,584	7,997
Recorded Investment greater then 90 days and Accruing	0	0	0
Non-Jumbo [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	6,620	9,473	5,293
Current	259,520	256,168	216,075
Recorded Investment greater then 90 days and Accruing	0	0	0
Jumbo [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	0	0	0
Current	60,780	65,628	50,057
Recorded Investment greater then 90 days and Accruing	0	0	0
Home Equity [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	487	359	524
Current	74,812	74,237	73,573
Recorded Investment greater then 90 days and Accruing	0	0	0
Mortgage Warehouse Lines [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	0	0
Current	30,217	85,966
Recorded Investment greater then 90 days and Accruing	0	0
Consumer Portfolio Segment [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	333	542	208
Current	24,107	24,992	18,887
Recorded Investment greater then 90 days and Accruing	68	0	0
Other Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	0	0	0
Current	8,831	9,489	11,235
Recorded Investment greater then 90 days and Accruing	0	0	0
Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	3,537	5,551	3,267
Financing Receivables, 30 to 59 Days Past Due [Member] | Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	5	90	39
Financing Receivables, 30 to 59 Days Past Due [Member] | Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	162	93	272
Financing Receivables, 30 to 59 Days Past Due [Member] | Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	298	340	153
Financing Receivables, 30 to 59 Days Past Due [Member] | Land and Land Improvements [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	252	423	178
Financing Receivables, 30 to 59 Days Past Due [Member] | Construction Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	0	0	0
Financing Receivables, 30 to 59 Days Past Due [Member] | Non-Jumbo [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	2,554	4,297	2,555
Financing Receivables, 30 to 59 Days Past Due [Member] | Jumbo [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	0	0	0
Financing Receivables, 30 to 59 Days Past Due [Member] | Home Equity [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	108	0	0
Financing Receivables, 30 to 59 Days Past Due [Member] | Mortgage Warehouse Lines [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	0	0
Financing Receivables, 30 to 59 Days Past Due [Member] | Consumer Portfolio Segment [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	158	308	70
Financing Receivables, 30 to 59 Days Past Due [Member] | Other Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	0	0	0
Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	3,433	2,490	2,312
Financing Receivables, 60 to 89 Days Past Due [Member] | Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	157	86	468
Financing Receivables, 60 to 89 Days Past Due [Member] | Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	2,298	0	497
Financing Receivables, 60 to 89 Days Past Due [Member] | Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	0	0	0
Financing Receivables, 60 to 89 Days Past Due [Member] | Land and Land Improvements [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	38	129	41
Financing Receivables, 60 to 89 Days Past Due [Member] | Construction Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	0	0	0
Financing Receivables, 60 to 89 Days Past Due [Member] | Non-Jumbo [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	926	1,889	832
Financing Receivables, 60 to 89 Days Past Due [Member] | Jumbo [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	0	0	0
Financing Receivables, 60 to 89 Days Past Due [Member] | Home Equity [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	0	302	453
Financing Receivables, 60 to 89 Days Past Due [Member] | Mortgage Warehouse Lines [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	0	0
Financing Receivables, 60 to 89 Days Past Due [Member] | Consumer Portfolio Segment [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	14	84	21
Financing Receivables, 60 to 89 Days Past Due [Member] | Other Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	0	0	0
Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	8,053	8,085	8,583
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	55	165	179
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	577	509	822
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	0	65	749
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Land and Land Improvements [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	3,741	3,852	4,739
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Construction Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	0	0	0
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Non-Jumbo [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	3,140	3,287	1,906
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Jumbo [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	0	0	0
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Home Equity [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	379	57	71
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Mortgage Warehouse Lines [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	0	0
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Consumer Portfolio Segment [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	161	150	117
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Other Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	$ 0	$ 0	$ 0