v3.3.1.900
Commitments and Contingencies - Future Minimum Commitments under Operating Leases (Detail)
$ in Millions
Dec. 31, 2015
USD ($)
Commitments And Contingencies Disclosure [Abstract]  
2016 $ 134
2017 133
2018 131
2019 125
2020 120
Thereafter 560
Total operating lease minimum commitments $ 1,203