Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details)

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Summary of Significant Accounting Policies (Details) - USD ($)
9 Months Ended
Sep. 30, 2017
Dec. 31, 2016
Accounting Policies [Abstract]    
Common stock subject to possible redemption, shares 10,669,466 0
Description of net income (loss) per common share The Company has not considered the effect of (1) warrants sold in the Initial Public Offering and Private Placement to purchase 6,001,250 shares of common stock and (2) rights sold in the Initial Public Offering and Private Placement that convert into 1,200,250 shares of common stock, in the calculation of diluted income (loss) per share, since the exercise of the warrants and the conversion of the rights into shares of common stock is contingent upon the occurrence of future events.  
Federal depository insurance coverage amount $ 250,000  
Offering costs, total $ 7,345,436