Software and Other Intangible Assets - Estimated Amortization Expense for Future Fiscal Years Based on Capitalized Intangible Assets (Detail) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Finite-Lived Intangible Assets [Line Items]
Net Balance	$ 226,285	$ 256,925
Software
Finite-Lived Intangible Assets [Line Items]
Remainder of 2016	42,207
2017	49,622
2018	37,313
2019	29,388
2020	24,847
2021	16,607
Thereafter	8,853
Net Balance	208,837
Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Remainder of 2016	15,662
2017	19,629
2018	19,122
2019	18,543
2020	17,632
2021	17,142
Thereafter	118,555
Net Balance	$ 226,285