Restructuring - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 28, 2014	Jun. 29, 2013	Jun. 28, 2014	Jun. 29, 2013
Restructuring Cost and Reserve [Line Items]
Restructuring reserve period expense			$ 65.6
Cost of sales	4,206.0	3,775.4	8,205.3	7,410.1
Selling, general and administrative expenses	138.0	127.9	274.7	257.5
Asset impairment charges			0.1	4.2
Restructuring Charges
Restructuring Cost and Reserve [Line Items]
Restructuring reserve period expense			65.6
Cost of sales			52.1
Selling, general and administrative expenses			13.5
Expected restructuring cost			42
Employee termination benefits
Restructuring Cost and Reserve [Line Items]
Restructuring reserve period expense			61.1
Contract termination costs
Restructuring Cost and Reserve [Line Items]
Restructuring reserve period expense			0.1
Other related costs
Restructuring Cost and Reserve [Line Items]
Restructuring reserve period expense			4.3
Intangible asset and property, plant and equipment fair value adjustments
Restructuring Cost and Reserve [Line Items]
Restructuring reserve period expense			$ 0.1