Estimated Amortization Expense (Detail) $ in Millions	Jul. 04, 2015 USD ($)
Finite-Lived Intangible Assets [Line Items]
Estimated amortization expense, 2015	$ 29.9
Estimated amortization expense, 2016	28.3
Estimated amortization expense, 2017	27.2
Estimated amortization expense, 2018	26.6
Estimated amortization expense, 2019	$ 26.0