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Consolidated Balance Sheets (Parenthetical) - USD ($)
Dec. 31, 2017
Dec. 31, 2016
Preferred Stock, Par or Stated Value Per Share $ 0.0001 $ 0.0001
Preferred Stock, Shares Authorized 10,000,000 10,000,000
Preferred Stock, Shares Issued 0 0
Preferred Stock, Shares Outstanding 0 0
Senior Notes [Member]    
Debt Instrument, Unamortized Discount $ 0 $ 318,992
Deferred Costs 0 40,902
Line of Credit [Member]    
Debt Instrument, Unamortized Discount 0 160,667
Deferred Costs $ 0 $ 2,845
Common Class A [Member]    
Common Stock, Par or Stated Value Per Share $ 0.0001 $ 0.0001
Common Stock, Shares Authorized 70,000,000 70,000,000
Common Stock, Shares, Issued 3,746,054 893,369
Common Stock, Shares, Outstanding 3,746,054 893,369
Common Class B [Member]    
Common Stock, Par or Stated Value Per Share $ 0.0001 $ 0.0001
Common Stock, Shares Authorized 20,000,000 20,000,000
Common Stock, Shares, Issued 7,863,938 8,071,955
Common Stock, Shares, Outstanding 7,863,938 8,071,955