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CONDENSED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Unaudited) (Parenthetical) - $ / shares
Sep. 11, 2018
Sep. 30, 2019
Dec. 31, 2018
Sep. 30, 2018
Share price (in dollars per share) $ 10.00      
Number of warrants sold 6,666,666      
Warrants sold, price per warrant $ 1.50      
Shares subject to possible redemption, issued   38,714,829 38,398,161  
Redemption value per share   $ 10 $ 10  
Class A Ordinary Shares        
Share price (in dollars per share) $ 10.00      
Shares subject to possible redemption, issued   38,714,829 38,398,161 38,241,399
Redemption value per share       $ 10.00