Loans (Schedule of Contractual Aging of Recorded Investment in Past Due Loans by Class) (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016	Sep. 30, 2016
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	$ 22,042	$ 16,126	$ 13,118
Current	1,549,751	1,303,410	1,233,106
Recorded Investment greater then 90 days and Accruing	35	0	21
Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	444	341	1,041
Current	186,749	118,747	109,425
Recorded Investment greater then 90 days and Accruing	0	0	0
Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	1,254	602	756
Current	238,586	202,445	191,498
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	2,398	405	389
Current	462,145	381,516	366,807
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	4,169	4,404	3,969
Current	67,243	67,638	61,461
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	28,756	16,584	11,276
Recorded Investment greater then 90 days and Accruing	0	0	0
Non-Jumbo [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	11,759	9,473	6,182
Current	343,883	256,168	222,595
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	61,253	65,628	57,276
Recorded Investment greater then 90 days and Accruing	0	0	0
Home Equity [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	997	359	454
Current	81,723	74,237	74,707
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	0
Current	33,525	85,966	108,983
Recorded Investment greater then 90 days and Accruing	0	0	0
Consumer Portfolio Segment [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	965	542	327
Current	35,950	24,992	19,429
Recorded Investment greater then 90 days and Accruing	35	0	21
Other Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	56	0	0
Current	9,938	9,489	9,649
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	6,471	5,551	3,168
Financing Receivables, 30 to 59 Days Past Due [Member] | Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	204	90	301
Financing Receivables, 30 to 59 Days Past Due [Member] | Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	469	93	251
Financing Receivables, 30 to 59 Days Past Due [Member] | Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	177	340	311
Financing Receivables, 30 to 59 Days Past Due [Member] | Land and Land Improvements [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	268	423	238
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	4,860	4,297	1,932
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	50	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	0
Financing Receivables, 30 to 59 Days Past Due [Member] | Consumer Portfolio Segment [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	387	308	135
Financing Receivables, 30 to 59 Days Past Due [Member] | Other Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	56	0	0
Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	3,018	2,490	1,884
Financing Receivables, 60 to 89 Days Past Due [Member] | Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	175	86	138
Financing Receivables, 60 to 89 Days Past Due [Member] | Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	45	0	0
Financing Receivables, 60 to 89 Days Past Due [Member] | Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	252	0	78
Financing Receivables, 60 to 89 Days Past Due [Member] | Land and Land Improvements [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	21	129	0
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	2,062	1,889	1,488
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	290	302	136
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	0
Financing Receivables, 60 to 89 Days Past Due [Member] | Consumer Portfolio Segment [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	173	84	44
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	12,553	8,085	8,066
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	65	165	602
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	740	509	505
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	1,969	65	0
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	3,880	3,852	3,731
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	4,837	3,287	2,762
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	657	57	318
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	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	405	150	148
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