Summary of Current Cost Estimates by Major Type of Cost Associated with 2014 Manufacturing Footprint Realignment Plan (Detail) (2014 Manufacturing Footprint Realignment, USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 28, 2014
Minimum
Restructuring Cost And Reserve [Line Items]
Total estimated amount expected to be incurred	$ 42.0
Maximum
Restructuring Cost And Reserve [Line Items]
Total estimated amount expected to be incurred	53.0
Termination benefits | Minimum
Restructuring Cost And Reserve [Line Items]
Total estimated amount expected to be incurred	12.0
Termination benefits | Maximum
Restructuring Cost And Reserve [Line Items]
Total estimated amount expected to be incurred	15.0
Facility closure and other exit costs | Minimum
Restructuring Cost And Reserve [Line Items]
Total estimated amount expected to be incurred	2.0	[1]
Facility closure and other exit costs | Maximum
Restructuring Cost And Reserve [Line Items]
Total estimated amount expected to be incurred	5.0	[1]
Accelerated Depreciation Charges | Minimum
Restructuring Cost And Reserve [Line Items]
Total estimated amount expected to be incurred	10.0
Accelerated Depreciation Charges | Maximum
Restructuring Cost And Reserve [Line Items]
Total estimated amount expected to be incurred	12.0
Other | Minimum
Restructuring Cost And Reserve [Line Items]
Total estimated amount expected to be incurred	18.0	[2]
Other | Maximum
Restructuring Cost And Reserve [Line Items]
Total estimated amount expected to be incurred	$ 21.0	[2]

[1] Includes costs to transfer product lines among facilities and outplacement and employee relocation costs.

[2] Consists of other costs directly related to the Plan, including project management, legal and regulatory costs.