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Subsequent Events (Details) - Subsequent Event
$ in Millions
Oct. 10, 2017
USD ($)
Oct. 02, 2017
USD ($)
t
Additional Notes    
Subsequent Events    
Face amount $ 55.0  
Interest rate (as a percent) 8.50%  
Debt instrument redemption price percentage 106.25%  
Proceeds from issuance of debt $ 60.0  
The number of days after closing that registration becomes effective 180 days  
Enviva Port of Wilmington, LLC | Hancock JV    
Subsequent Events    
Initial payment   $ 54.6
Purchase Price Adjustment   $ 1.4
Volume to receive, store and load wood pellets | t   500,000
Final payment   $ 74.0