XML 86 R65.htm IDEA: XBRL DOCUMENT v3.8.0.1
Intangible Assets and Goodwill - Estimated Amortization Expense of Definite-Lived Intangibles Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Finite Lived Intangible Assets Future Amortization Expense Current And Five Succeeding Fiscal Years [Abstract]    
2018 $ 128,827  
2019 125,303  
2020 117,015  
2021 114,286  
2022 112,657  
Thereafter 983,538  
Net $ 1,581,626 $ 324,737