Income Taxes (Components of Income from Continuing Operations Before Income Taxes and Income Tax Expense) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income (loss) from continuing operations before income taxes
United States									$ 179,484	$ (5,810)	$ 54,275
Foreign									1,072,786	1,478,497	1,313,735
Income from continuing operations before income taxes	217,000	396,500	304,600	334,200	194,800	463,700	454,200	360,000	1,252,270	1,472,687	1,368,010
Income tax expense (benefit)
Federal - Current									25,151	(56,790)	(256,931)
Deferred									25,444	65,883	177,325
Total Federal Income Tax (benefit)									50,595	9,093	(79,606)
State									8,840	7,141	8,104
Foreign - Current									359,502	477,715	472,701
- Deferred									(191,640)	90,601	160,317
Total Foreign Income Tax									167,862	568,316	633,018
Income Tax Expense (Benefit), Total									$ 227,297	$ 584,550	$ 561,516