Consolidated Statements of Equity (Parenthetical) (USD $)	3 Months Ended
	Mar. 28, 2014	Mar. 29, 2013
Class of Stock [Line Items]
Cash dividends paid on common stock, per share	$ 0.60	$ 0.55
Retained Earnings [Member]
Class of Stock [Line Items]
Cash dividends paid on common stock, per share	$ 0.60	$ 0.55