Consolidated Statements Of Cash Flows Information (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Supplemental Cash Flow Information [Abstract]
Interest	$ 86,173	$ 80,985	$ 119,463
Income taxes	137,650	43,650	34,479
Fair value of assets acquired in acquisition	1,714,462	0	37,486
Noncontrolling interest of assets acquired	(14,577)	0	0
Liabilities assumed in acquisition	(942,513)	0	(13,389)
Stock Issued During Period, Shares, Acquisitions	(313,906)	0	0
Noncash investing and financing activities, total	$ 443,466	$ 0	$ 24,097