Summary of Significant Accounting Policies Patents (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Finite-Lived Intangible Assets [Line Items]
Current - Future Amortization Expense	$ 277,579	$ 265,540
Developed Technology Rights [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Weighted-Average Useful Life	10 years
Patents Purchased [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Weighted-Average Useful Life	9 years 8 months 15 days
Patents [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Weighted-Average Useful Life	9 years 11 months	10 years
Finite-Lived Patents, Gross	$ 511,503	$ 455,447
Finite-Lived Intangible Assets, Accumulated Amortization	(233,924)	(189,907)
Finite-Lived Intangible Assets, Net	46,700
Current - Future Amortization Expense	277,579	265,540
2013 - Future Amortization Expense	43,876
2014 - Future Amortization Expense	38,594
2015 - Future Amortization Expense	35,718
2016 - Future Amortization Expense	30,946
Finite-Lived Intangible Assets, Amortization Expense	$ 44,000	$ 38,400	$ 29,800