Annual report pursuant to Section 13 and 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Revenue Recognition, Prepaid Expenses, Bonds Posted With Courts (Details)

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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Revenue Recognition, Prepaid Expenses, Bonds Posted With Courts (Details) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Revenue Recognition      
Concentration risk (as a percent)   62.00% 88.00%
Prepaid Expenses      
Prepaid expenses   $ 338,598 $ 438,391
Bonds Posted With Courts      
Bonds posted with courts   $ 1,748,311 $ 1,945,196
IP Liquidity case | Forecast      
Bonds Posted With Courts      
Amount returned due to resolution of case $ 523,835    
Revenue | Patents      
Revenue Recognition      
Concentration risk (as a percent)   100.00% 100.00%