CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (USD $) In Thousands, unless otherwise specified	Total	Common Shares	Capital in Excess of Par Value	Accumulated Other Comprehensive Income	Retained Earnings	Treasury Shares	Non-controlling Interest
Balances at Dec. 31, 2010	$ 5,342,863	$ 315	$ 2,255,787	$ 342,052	$ 3,707,881	$ (977,873)	$ 14,701
Balances (in shares) at Dec. 31, 2010		315,034
Increase (Decrease) in Stockholders' Equity
Net income (loss)	349,174				349,529		(355)
Comprehensive income (loss), net of tax	(73,357)			(72,897)			(460)
Issuance of common shares for stock options exercised, net of surrender of unexercised stock options	12,175	1	12,174
Issuance of common shares for stock options exercised, net of surrender of unexercised stock options (in shares)	1,000	1,006
Other	(4,565)	1	(2,407)				(2,159)
Other (in shares)		882
Share-based compensation	17,249		17,249
Balances at Sep. 30, 2011	5,643,539	317	2,282,803	269,155	4,057,410	(977,873)	11,727
Balances (in shares) at Sep. 30, 2011		316,922
Balances at Dec. 31, 2011	5,601,217	317	2,287,743	321,264	3,956,364	(977,873)	13,402
Balances (in shares) at Dec. 31, 2011		317,042
Increase (Decrease) in Stockholders' Equity
Net income (loss)	136,504				136,957		(453)
Comprehensive income (loss), net of tax	41,633			41,216			417
Issuance of common shares for stock options exercised, net of surrender of unexercised stock options	(4,007)	1	(4,008)
Issuance of common shares for stock options exercised, net of surrender of unexercised stock options (in shares)	1,100	1,111
Capital contribution from forgiveness of liability, net of tax	62,734		62,734
Issuance of treasury shares, net of tax benefit	7,750		(25,496)			33,246
Other	(3,248)		(2,126)				(1,122)
Share-based compensation	13,541	1	13,540
Share-based compensation (in shares)		644
Balances at Sep. 30, 2012	$ 5,856,124	$ 319	$ 2,332,387	$ 362,480	$ 4,093,321	$ (944,627)	$ 12,244
Balances (in shares) at Sep. 30, 2012		318,797