XML 74 R61.htm IDEA: XBRL DOCUMENT v3.10.0.1
Intangible Assets - Estimated Aggregate Amortization Expense (Detail)
$ in Millions
Sep. 30, 2018
USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]  
2018 (remaining three months) $ 71.4
2019 275.4
2020 258.8
2021 235.3
2022 212.0
Thereafter 719.2
Total $ 1,772.1