Patents (Tables)

3 Months Ended

Mar. 31, 2014

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

The following table presents the scheduled annual aggregate amortization expense as of March 31, 2014 (in thousands):

Remainder of 2014	$	37,371
2015	48,586
2016	45,503
2017	44,293
2018	40,421
Thereafter	74,023
Total	$	290,197