Summary of Significant Accounting Policies (Summary of Property, Plant and Equipment) (Details) - USD ($)	Sep. 30, 2017	Dec. 31, 2016
Property, Plant and Equipment [Line Items]
Total cost	$ 8,311,928	$ 8,027,782
Accumulated depreciation	(4,747,642)	(4,308,247)
Net property and equipent	3,564,286	3,719,535
Automobiles [Member]
Property, Plant and Equipment [Line Items]
Total cost	766,552	668,794
Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Total cost	415,610	516,318
Computer Equipment and Software [Member]
Property, Plant and Equipment [Line Items]
Total cost	3,373,225	3,151,676
Home Office [Member]
Property, Plant and Equipment [Line Items]
Total cost	$ 3,756,541	$ 3,690,994