Acquisitions & Divestitures - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2016	Jun. 27, 2015	Jun. 30, 2016	Jun. 27, 2015	Dec. 31, 2015
Business Acquisition [Line Items]
Disposal Group, Including Discontinued Operation, Revenue	$ 0.0	$ 0.0	$ 0.0	$ 18.6
Disposal Group, Including Discontinued Operation, Costs of Goods Sold	0.0	0.0	0.0	18.1
Disposal Group, Including Discontinued Operation, Gross Profit (Loss)	0.0	0.0	0.0	0.5
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax	0.0	(1.6)	0.0	(7.1)
Discontinued Operation, Tax Effect of Income (Loss) from Discontinued Operation During Phase-out Period	0.0	0.3	0.0	1.5
Loss from discontinued operations, net of tax	0.0	(1.3)	0.0	(5.6)
Discontinued Operation, Provision for Loss (Gain) on Disposal, before Income Tax	0.0	(4.8)	0.0	(4.8)
Discontinued Operation, Tax (Expense) Benefit from Provision for (Gain) Loss on Disposal	0.0	0.0	0.0	0.0
Discontinued Operation, Provision for Loss (Gain) on Disposal, Net of Tax	$ 0.0	$ 4.8	$ 0.0	$ 4.8
Discontinued Operations, Disposed of by Sale [Member]
Business Acquisition [Line Items]
Proceeds from Divestiture of Businesses					$ 59.0