Summary of Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2016

Accounting Policies [Abstract]

Concentration Risk, Credit Risk, Policy [Policy Text Block]

Concentrations. Two licensees individually accounted for 60% and 27% of revenues recognized during the three months ended September 30, 2016, and three licensees accounted for 30%, 27% and 13% of revenues recognized during the nine months ended September 30, 2016. Three licensees individually accounted for 54%, 15% and 13% of revenues recognized during the three months ended September 30, 2015 and two licensees accounted for 34% and 23% of revenues recognized during the nine months ended September 30, 2015. For the three and nine months ended September 30, 2016, 93% and 78%, respectively, of revenues were attributable to licensees domiciled in foreign jurisdictions, based on the jurisdiction of the entity obligated to satisfy payment obligations pursuant to the applicable revenue arrangement. For the three and nine months ended September 30, 2015, 5% and 34%, respectively, of revenues were attributable to licensees domiciled in foreign jurisdictions. The Company does not have any material foreign operations.

Two licensees individually represented approximately 73% and 22% of accounts receivable at September 30, 2016. Two licensees individually represented approximately 72% and 21% of accounts receivable at December 31, 2015.