Property and Equipment (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017	Dec. 31, 2017
Property, Plant and Equipment [Abstract]
Gross carrying amount	$ 18,580,596		$ 18,580,596		$ 18,563,071
Accumulated depreciation	(18,137,451)		(18,137,451)		(17,926,959)
Property and Equipment, net	443,145		443,145		$ 636,112
Depreciation expense	$ 77,697	$ 107,813	$ 236,007	$ 429,567