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Related Party Transactions (Details Textual) - USD ($)
1 Months Ended 12 Months Ended
Jan. 31, 2017
Dec. 31, 2018
Related Party Transaction [Line Items]    
Consulting Fee $ 575,000  
Other Underwriting Expense $ 60,000  
Reimbursement Payable Included In Accounts Payable And Accrued Liabilities   $ 40,000
Related Party Transaction, Expenses from Transactions with Related Party   $ 364,000