Consolidated Statements Of Shareholders' Equity (Parenthetical) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Jan. 01, 2011	Jan. 02, 2010
Consolidated Statements Of Shareholders' Equity [Abstract]
Net loss attributable to redeemable noncontrolling interest excluded from net earnings		$ 0.3	$ 1.0
Change in pension and postretirement plans, tax	$ 30.9	$ 7.8	$ 17.6
Cash dividends per share	$ 1.3	$ 1.22	$ 1.2
Shares repurchases, shares	628,000	152,000