Prepaid Expenses and Other Current Assets (Details) - USD ($)		Jun. 30, 2019	Dec. 31, 2018
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Prepaid expenses		$ 189,872	$ 142,528
Other receivables	[1]	467,721	493,289
Total		$ 657,593	$ 635,817

[1] This amount includes $450,000 due from a third party for the sale of assets. See Note 14.