Leases (Details Textual) - USD ($)	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018
Leases (Textual)
Expires date	Dec. 31, 2023
Annual minimum base rent	$ 94,800
Operating lease expense	$ 25,000
Annual lease, description	Provides for a maximum annual 2% increase in subsequent years, although the entity has not raised the minimum base rent since the Company entered into a previous lease agreement in 1998.
Rent expense		$ 24,000
Operating lease right to use asset and corresponding liability	$ 412,672