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Acquisitions - Narrative (Details) - USD ($)
$ in Millions
Aug. 20, 2019
Jul. 26, 2019
Diversenergy, LLC    
Business Acquisition [Line Items]    
Cash $ 2.0  
Common Stock | Diversenergy, LLC    
Business Acquisition [Line Items]    
Number of shares of the combined company (in shares) 684,963  
Share Exchange Agreement | Board of Directors Chairman    
Business Acquisition [Line Items]    
Percentage of beneficial ownership   88.40%