Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Legal Proceedings) (Details)

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Commitments and Contingencies (Legal Proceedings) (Details) - USD ($)
1 Months Ended 9 Months Ended 12 Months Ended
Oct. 31, 2017
Sep. 30, 2017
Dec. 31, 2016
Loss Contingencies [Line Items]      
Litigation settlement amount   $ 1,450,000  
Pending Litigation [Member]      
Loss Contingencies [Line Items]      
Damages sought in litigation matter   $ 146,000  
Pending Litigation [Member] | Subsequent Event [Member]      
Loss Contingencies [Line Items]      
Damages sought in litigation matter $ 2,241,958    
Settled Litigation [Member]      
Loss Contingencies [Line Items]      
Litigation settlement amount     $ 500,000
Litigation settlement date     Nov. 28, 2016
Litigation settlement accrual     $ 500,000