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Consolidated Statements of Equity (USD $) (Parenthetical) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011
Cash dividends per share	$ 1.40	$ 1.30	$ 1.22
Retained Earnings [Member]
Net loss attributable to redeemable noncontrolling interest excluded from net earnings			$ 0.3
Cash dividends per share	$ 1.40	$ 1.30	$ 1.22
Accumulated Other Comprehensive Income (Loss) [Member]
Change in pension and postretirement plans, tax	$ 13.7	$ 30.9	$ 7.8
Treasury Stock [Member]
Share repurchases, shares	1,180,000	628,000	152,000

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