CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common stock	Additional paid-in capital	Retained earnings	Accumulated other comprehensive income (loss)	Treasury stock	Noncontrolling interest in consolidated subsidiaries
Beginning balance at Dec. 27, 2014	$ 1,250,405	$ 27,900	$ 0	$ 1,718,662	$ (134,433)	$ (410,296)	$ 48,572
Increase (Decrease) in Shareholders' Equity
Net earnings	74,495			70,678			3,817
Other comprehensive income (loss)	(92,597)				(88,574)		(4,023)
Cash dividends declared	(26,249)			(26,249)			0
Dividends to noncontrolling interests	(2,323)						(2,323)
Purchase of treasury shares	(148,220)					(148,220)
Stock plan exercises	(12,135)					(12,135)
Stock options exercised	10,902		(11,078)	4,530		17,450
Tax benefit from stock option exercises	1,458		1,458
Stock option expense	3,936		3,936
Stock awards	6,105		5,684			421
Ending balance at Sep. 26, 2015	1,065,777	27,900	0	1,767,621	(223,007)	(552,780)	46,043
Beginning balance at Dec. 26, 2015	965,211	27,900	0	1,729,679	(267,218)	(571,920)	46,770
Increase (Decrease) in Shareholders' Equity
Net earnings	107,134			103,168			3,966
Other comprehensive income (loss)	3,015				1,249		1,766
Cash dividends declared	(25,482)			(25,482)			0
Dividends to noncontrolling interests	(2,527)						(2,527)
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests	(11,009)		(137)				(10,872)
Purchase of treasury shares	(46,581)					(46,581)
Stock plan exercises	(1,453)					(1,453)
Stock options exercised	6,509		(6,435)	4,582		8,362
Stock option expense	4,358		4,358
Stock awards	3,126		2,214			912
Ending balance at Sep. 24, 2016	$ 1,002,301	$ 27,900	$ 0	$ 1,811,947	$ (265,969)	$ (610,680)	$ 39,103