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Commitments and Contingencies - Contingencies and Litigation (Details) - USD ($)
Jun. 21, 2016
Sep. 30, 2017
Loss Contingencies [Line Items]    
Loss Contingency, Receivable   $ 8,500,000
Litigation    
Litigation Settlement, Amount $ 972,288  
Litigation Settlement Interest $ (494,859)  
Collectability of receivables    
Loss Contingencies [Line Items]    
Loss Contingency, Receivable   $ 16,600,000