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Product Warranties (Changes In Product Warranty Liability) (Detail)
$ in Millions
9 Months Ended
Oct. 02, 2015
USD ($)
Movement in Standard Product Warranty Accrual [Roll Forward]  
Balance as of fiscal year end 2014 $ 20.6
Acquired warranties 0.1
Accruals for warranties issued 12.8
Changes in estimates 3.3
Warranty settlements (in cash or in kind) (17.7)
Balance as of the end of the third quarter of fiscal 2015 $ 19.1