CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (USD $) In Thousands, unless otherwise specified	Locker [Member] Noncontrolling interest in consolidated subsidiaries	Locker [Member]	Common stock	Additional paid-in capital	Retained earnings	Accumulated other comprehensive income (loss)	Treasury stock	Noncontrolling interest in consolidated subsidiaries	Total
Balance at Dec. 28, 2013			$ 27,900		$ 1,562,670	$ (47,685)	$ (20,860)	$ 22,821	$ 1,544,846
Increase (Decrease) in Shareholders' Equity
Net earnings					55,980			583	56,563
Other comprehensive income (loss)						12,175		(671)	11,504
Cash dividends declared					(6,721)				(6,721)
Dividends to noncontrolling interests								(351)	(351)
Acquisition of DS SM	9,232	9,232
Stock plan exercises; 16,950 and 57,854 shares aquired for the period ended March 2015 and 2014, respectively							(8,574)		(8,574)
Stock options exercised; 25,119 and 110,339 shares issued for the period ended March 2015 and 2014, respectively				(4,176)	3,767		8,269		7,860
Tax benefit from stock option exercises				2,296					2,296
Stock option expense				1,263					1,263
Stock awards; 9,656 and 8,290 shares issued for the period ended March 2015 and 2014, respectively				617			1,268		1,885
Balance at Mar. 29, 2014			27,900		1,615,696	(35,510)	(19,897)	31,614	1,619,803
Balance at Dec. 27, 2014			27,900		1,718,662	(134,433)	(410,296)	48,572	1,250,405
Increase (Decrease) in Shareholders' Equity
Net earnings					30,739			768	31,507
Other comprehensive income (loss)						(55,771)		(2,095)	(57,866)
Cash dividends declared					(8,889)				(8,889)
Dividends to noncontrolling interests								(1,290)	(1,290)
Purchase of treasury shares; 2,126,392 shares acquired							(72,900)		(72,900)
Stock plan exercises; 16,950 and 57,854 shares aquired for the period ended March 2015 and 2014, respectively							(2,156)		(2,156)
Stock options exercised; 25,119 and 110,339 shares issued for the period ended March 2015 and 2014, respectively				(2,106)	740		3,126		1,760
Tax benefit from stock option exercises				345					345
Stock option expense				1,350					1,350
Stock awards; 9,656 and 8,290 shares issued for the period ended March 2015 and 2014, respectively				411			1,187		1,598
Balance at Mar. 28, 2015			$ 27,900		$ 1,741,252	$ (190,204)	$ (481,039)	$ 45,955	$ 1,143,864