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Significant Accounting Policies - Schedule of Cash and Cash Equivalents and Restricted Cash (Details) - USD ($)
Mar. 31, 2019
Mar. 31, 2018
Dec. 31, 2017
Mar. 31, 2017
Dec. 31, 2016
Accounting Policies [Abstract]          
Cash and cash equivalents $ 1,340,203 $ 732,542 $ 1,201,654    
Restricted cash 16,934 5,692 5,692    
Cash and cash equivalents and restricted cash $ 1,357,137 $ 738,234 $ 1,207,346 $ 7,140,904 $ 7,201