Summary of Significant Accounting Policies (Details)	12 Months Ended
	Dec. 31, 2015
Lag time in recognizing revenues from licensee's quarter	3 months
Minimum [Member]
Period after quarter end licensees report activity	30 days
Patents, useful life	1 year
Maximum [Member]
Period after quarter end licensees report activity	45 days
Patents, useful life	10 years