CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (USD $) In Thousands	Total	Common Stock	Additional Paid in Capital	Retained Earnings	Accumulated Other Comprehensive Income	Treasury Stock	Noncontrolling Interest
Beginning Balance at Dec. 31, 2011	$ 1,982,783	$ 42,923	$ 380,965	$ 1,847,106	$ (159,353)	$ (131,053)	$ 2,195
Beginning Balance (in shares) at Dec. 31, 2011		42,923				2,183
Net income (loss)	(240,609)			(241,122)			513
Cash dividends ($0.68 per share)	(27,756)			(27,756)
Other comprehensive income (loss)	(29,066)				(28,902)		(164)
Shares issued under compensation plans	6,556	81	4,091			2,384
Shares issued under compensation plans, shares		81				(39)
Deferred compensation	106		(10)			116
Deferred compensation, shares						(4)
Ending Balance at Jul. 01, 2012	1,692,014	43,004	385,046	1,578,228	(188,255)	(128,553)	2,544
Ending Balance (in shares) at Jul. 01, 2012		43,004				2,140
Beginning Balance at Dec. 31, 2012	1,781,537	43,102	394,384	1,601,460	(132,048)	(127,948)	2,587
Beginning Balance (in shares) at Dec. 31, 2012		43,102				2,130
Net income (loss)	69,874			69,479			395
Cash dividends ($0.68 per share)	(27,944)			(27,944)
Other comprehensive income (loss)	(30,861)				(30,710)		(151)
Distributions to noncontrolling interest shareholders	(736)						(736)
Shares issued under compensation plans	9,611	97	7,007			2,507
Shares issued under compensation plans, shares		97				(51)
Deferred compensation	46		(9)			55
Deferred compensation, shares						(1)
Ending Balance at Jun. 30, 2013	$ 1,801,527	$ 43,199	$ 401,382	$ 1,642,996	$ (162,758)	$ (125,386)	$ 2,095
Ending Balance (in shares) at Jun. 30, 2013		43,199				2,078