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Stock-Based Compensation and Warrants (Details 5) - $ / shares
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of Warrants, Beginning Balance 57,341,642 7,908,899
Number of Warrants, Granted 0 50,000,000
Number of Warrants, Exercised 0 0
Number of Warrants, Forfeited (25,311,834) (567,257)
Number of Warrants, Ending Balance 32,029,809 57,341,642
Weighted Average Exercise Price, Beginning Balance $ 1.60 $ 1.79
Weighted Average Exercise Price, Granted 0 1.58
Weighted Average Exercise Price, Exercised 0 0
Weighted Average Exercise Price, Forfeited 1.72 2.35
Weighted Average Exercise Price, Ending Balance $ 1.50 $ 1.60