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Summary of Significant Accounting Policies - Schedule of Reconciliation of Cash Cash Equivalents and Restricted Cash (Details) - USD ($)
Sep. 30, 2019
Dec. 31, 2018
Sep. 30, 2018
Dec. 31, 2017
Accounting Policies [Abstract]        
Cash and cash equivalents $ 626,420 $ 4,572,487 $ 4,735,506 $ 1,847,171
Restricted cash 185,380 164,720 185,380 243,380
Total cash, cash equivalents and restricted cash in the condensed consolidated statement of cash flows $ 811,800 $ 4,737,207 $ 4,920,886 $ 2,090,551