Property and Equipment (Details Textual) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Property and Equipment (Textual)
Depreciation expense	$ 1,107,211	$ 2,022,385	$ 4,458,972	$ 6,166,899
Depreciation included in cost of revenues and operating expenses	$ 835,220	$ 1,861,821	$ 3,652,108	$ 5,494,243