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Patents (Tables)
6 Months Ended
Jun. 30, 2015
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 June 30, 2015 (in thousands):
For the years ending December 31,
 
Remainder of 2015
$
26,080

2016
49,765

2017
48,676

2018
44,549

2019
38,917

Thereafter
54,350

 
$
262,337