Property and Equipment (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 12,696,501		$ 12,696,501		$ 11,542,213
Less: accumulated depreciation and amortization	(11,275,139)		(11,275,139)		(10,582,738)
Total	1,421,362		1,421,362		959,475
Depreciation expense	229,350	$ 225,924	615,778	$ 725,231
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	70,300		70,300		67,341
Equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	2,782,556		2,782,556		2,585,659
Software
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	9,538,481		9,538,481		8,822,310
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 305,164		$ 305,164		$ 66,903