Annual report pursuant to Section 13 and 15(d)

Stock Holders Equity - Summary of Shareholders Equity Warrants Outstanding (Details)

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Stock Holders Equity - Summary of Shareholders Equity Warrants Outstanding (Details) - Warrants [Member]
12 Months Ended
Dec. 31, 2017
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Stock Holders Equity [Line Items]  
Total Warrants Outstanding at December 31, 2016 40,255,000
Warrants tendered on January 13, 2017 (30,966,000)
Warrants exercised first quarter, 2017 outside of tender offer (2,916,000)
Warrants exercised second quarter, 2017 (412,000)
Warrants exercised third quarter, 2017
Warrants exercised fourth quarter, 2017 (3,000)
Total Warrants Outstanding at September 30, 2017 5,958,000 [1]
[1] Weighted average of exercise price for outstanding warrants is $ 0.70