Restructuring - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended		81 Months Ended
	Sep. 29, 2012	Oct. 01, 2011	Sep. 29, 2012	Oct. 01, 2011	Dec. 31, 2011
Restructuring Cost and Reserve [Line Items]
Restructuring charges					$ 804.3
Restructuring reserve period expense			11.0
Cost of sales	3,247.3	3,179.5	9,931.9	9,697.5
Selling, general and administrative expenses	113.4	114.9	346.8	351.6
Other (income) expense	(1.5)	(10.1)	(12.0)	(15.3)
Restructuring Charges
Restructuring Cost and Reserve [Line Items]
Restructuring reserve period expense			11.0
Cost of sales			9.4
Selling, general and administrative expenses			1.7
Other (income) expense			(0.1)
Expected restructuring cost			7.5
Employee termination benefits
Restructuring Cost and Reserve [Line Items]
Restructuring reserve period expense			8.9
Contract termination costs
Restructuring Cost and Reserve [Line Items]
Restructuring reserve period expense			1.4
Other related costs
Restructuring Cost and Reserve [Line Items]
Restructuring reserve period expense			$ 0.7