Note 4. Restructuring (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended	9 Months Ended		51 Months Ended
	Oct. 02, 2011	Sep. 30, 2012	Oct. 02, 2011	Sep. 30, 2012	Jul. 01, 2012	Apr. 01, 2012	Jan. 01, 2012
Restructuring and Related Cost, Incurred Cost	$ (0.6)	$ (2.2)	$ 2.8
Restructuring and Related Cost, Cost Incurred to Date				44.2
Restructuring Reserve		$ 1.4		$ 1.4	$ 1.5	$ 4.3	$ 4.5