UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF EQUITY (Parenthetical) - $ / shares		3 Months Ended
	Feb. 13, 2017	Mar. 31, 2017	Mar. 25, 2016
UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF EQUITY [Abstract]
Cash dividends declared per share (in dollars per share)	$ 0.75	$ 0.75	$ 0.70