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 [Abstract]
Gross carrying amount	$ 19,428,594		$ 19,428,594		$ 19,339,574
Accumulated depreciation	(16,800,970)		(16,800,970)		(16,022,230)
Property and Equipment, net	2,627,624		2,627,624		3,317,344
Depreciation expense	447,410	561,448	940,727	1,148,428
Property and Equipment, Disposals	240,917
Accumulated Depreciation, Disposal of Property and Equipment	$ 142,908