Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Restricted Stock Unit Activity) (Details)

v3.5.0.2
Stockholders' Equity (Restricted Stock Unit Activity) (Details) - Restricted Stock Units (RSUs) [Member] - USD ($)
6 Months Ended 12 Months Ended
Aug. 14, 2015
Jun. 30, 2016
Dec. 31, 2015
Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Unvested at Beginning of Period   653,937 591,436  
Awarded, Shares 20,000 116,070 82,501  
Released, Shares   (20,000)  
Unvested at End of Period   770,007 653,937 591,436
Expected to vest at end of period, Shares   770,007    
Exercisable at end of Period, Shares   703,012    
Unvested at end of period   96,725    
Unrecognized expense at End of Period   $ 61,162    
Outstanding at beginning of period, Weighted Average Exercise Price   $ 0.32 $ 0.75  
Granted, Weighted Average Exercise Price   0.70 0.29  
Exercised, Weighted Average Exercise Price   1.18  
Outstanding at end of period, Weighted Average Exercise Price   $ 0.38 $ 0.32 $ 0.75
Outstanding, Weighted Average Remaining Contractual Term (Years)     29 days 10 months 21 days
Outstanding, aggregate intrinsic value   $ 399,570 $ 339,570 $ 305,572
Expected to vest at end of period, Aggregate Intrinsic Value   693,006    
Exercisable to vest at end of period, Aggregate Intrinsic Value   632,711    
Unvested at end of period, Aggregate Intrinsic Value   $ 87,053