CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (USD $) In Thousands, unless otherwise specified	Total	Common stock	Additional paid-in capital	Retained earnings	Accumulated other comprehensive income (loss)	Treasury stock	Noncontrolling interest in consolidated subsidiaries
Balance at Dec. 31, 2011	$ 1,197,911	$ 27,900		$ 1,079,698	$ 64,052	$ (24,688)	$ 50,949
Increase (Decrease) in Shareholders' Equity
Net earnings	172,189			169,036			3,153
Other comprehensive income (loss)	25,383				23,097		2,286
Cash dividends declared	(16,754)			(16,754)
Dividends to noncontrolling interests	(1,379)						(1,379)
Sale of partial ownership interest	1,404		(610)				2,014
Stock plan exercises; 93,059 and 159,555 shares acquired for the period ended Sep 28, 2013 and Sep 29, 2012, respectively	(19,116)					(19,116)
Stock options exercised; 192,377 and 295,570 shares issued for the period ended Sep 28, 2013 and Sep 29, 2012, respectively	19,527		(8,027)	6,860		20,694
Tax benefit from stock option exercises	4,212		4,212
Stock option expense	3,735		3,735
Stock awards; 9,801 and 402 shares issued for the period ended Sep 28, 2013 and Sep 29, 2012, respectively	782		690			92
Balance at Sep. 29, 2012	1,387,894	27,900		1,238,840	87,149	(23,018)	57,023
Balance at Dec. 29, 2012	1,407,010	27,900		1,300,529	43,938	(22,455)	57,098
Increase (Decrease) in Shareholders' Equity
Net earnings	228,347			223,621			4,726
Other comprehensive income (loss)	(49,389)				(43,630)		(5,759)
Cash dividends declared	(19,412)			(19,412)
Dividends to noncontrolling interests	(1,767)						(1,767)
Acquisition of Locker	325						325
Stock plan exercises; 93,059 and 159,555 shares acquired for the period ended Sep 28, 2013 and Sep 29, 2012, respectively	(14,644)					(14,644)
Stock options exercised; 192,377 and 295,570 shares issued for the period ended Sep 28, 2013 and Sep 29, 2012, respectively	15,064		(9,629)	9,361		15,332
Tax benefit from stock option exercises	4,630		4,630
Stock option expense	3,935		3,935
Stock awards; 9,801 and 402 shares issued for the period ended Sep 28, 2013 and Sep 29, 2012, respectively	1,686		1,064			622
Balance at Sep. 28, 2013	$ 1,575,785	$ 27,900		$ 1,514,099	$ 308	$ (21,145)	$ 54,623