Property and Equipment (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 11,078,197		$ 11,078,197		$ 10,702,912
Less: accumulated depreciation and amortization	(10,072,200)		(10,072,200)		(9,514,346)
Total	1,005,997		1,005,997		1,188,566
Depreciation expense	243,335	504,567	499,307	1,210,034
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	67,341		67,341		67,341
Equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	2,562,887		2,562,887		2,547,686
Software
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	8,381,066		8,381,066		8,020,982
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 66,903		$ 66,903		$ 66,903