Condensed Consolidated Statements of Comprehensive Income (Unaudited) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jul. 02, 2011	Jun. 30, 2012	Jul. 02, 2011
Condensed Consolidated Statements of Comprehensive Income [Abstract]
Net income	$ 64.2	$ 73.3	$ 108.1	$ 118.1
Other comprehensive income, before tax:
Foreign currency translation adjustment	(79.5)	1.6	(37.8)	65.7
Net actuarial loss, prior service cost and net transition asset	3.8	3.2	7.6	7.8
Effective portion of gains or losses on cash flow hedges	2.0	0.6	3.8	4.6
Other comprehensive (loss) income, before tax	(73.7)	5.4	(26.4)	78.1
Income tax expense related to items of other comprehensive income	2.0	1.3	4.0	4.4
Other comprehensive (loss) income, net of tax	(75.7)	4.1	(30.4)	73.7
Total comprehensive (loss) income, net of tax	$ (11.5)	$ 77.4	$ 77.7	$ 191.8