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Subsequent Event (Detail Textuals) - USD ($)
1 Months Ended
Aug. 31, 2017
Aug. 31, 2018
Aug. 07, 2018
Subsequent Event [Line Items]      
Percent of interest acquired in joint venture 49.00%    
Amount of contribution required for joint venture $ 49,000    
Subsequent Event      
Subsequent Event [Line Items]      
Amount of contribution required for joint venture     $ 9,900,000
Amlon Capital B.V.      
Subsequent Event [Line Items]      
Percent of interest acquired in joint venture 51.00%    
Equity issued in joint venture $ 25,000,000    
Amlon Capital B.V. | Subsequent Event      
Subsequent Event [Line Items]      
Amount of contribution required for joint venture   $ 10,000,000