Property and Equipment (Details 2) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Property and equipment depreciation expense	$ 144,300	$ 100,200	$ 275,400	$ 184,000
Capital lease amortization (included in property and equipment depreciation expense)	$ 30,471	$ 7,800	$ 60,818	$ 7,800