Components of Net Periodic Benefit Cost (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jul. 02, 2011	Jun. 30, 2012	Jul. 02, 2011
Pension Benefit, U.S. Plans
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 1.6	$ 1.4	$ 3.3	$ 3.2
Interest cost	15.7	17.5	31.2	35.0
Expected return on plan assets	(16.5)	(17.3)	(33.2)	(35.0)
Amortization of prior service cost (credit)	0.3	0.2	0.5	0.5
Amortization of transition obligation	0	0	0	0
Amortization of net loss	1.6	0.6	3.1	1.3
Curtailment loss	0	0	0	0
Net periodic benefit cost	2.7	2.4	4.9	5.0
Pension Benefits, Non-U.S Plans
Defined Benefit Plan Disclosure [Line Items]
Service cost	2.9	3.1	5.8	6.1
Interest cost	11.3	13.5	23.1	26.6
Expected return on plan assets	(10.7)	(12.9)	(21.7)	(25.5)
Amortization of prior service cost (credit)	0.1	0.1	0.2	0.2
Amortization of transition obligation	0	0.1	0	0.1
Amortization of net loss	0.7	0.7	1.5	1.5
Curtailment loss	0.3	0	0.6	0
Net periodic benefit cost	4.6	4.6	9.5	9.0
Other Benefits, U.S Plans
Defined Benefit Plan Disclosure [Line Items]
Service cost	0.3	0.3	0.5	0.5
Interest cost	0.7	1.0	1.4	1.9
Expected return on plan assets	0	0	0	0
Amortization of prior service cost (credit)	(0.3)	(0.4)	(0.6)	(0.7)
Amortization of transition obligation	0	0	0	0
Amortization of net loss	0	0	0	0
Curtailment loss	0	0	0	0
Net periodic benefit cost	$ 0.7	$ 0.9	$ 1.3	$ 1.7