Noncontrolling Interests (Effect Of Changes In Ownership Interest In Subsidiaries On Consolidated Equity) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Net income adjusted for noncontrolling interests	$ 220,262	$ 146,640	$ 15,621
Transfers from the noncontrolling interests:
Net (decrease) increase in equity for the acquisition of noncontrolling interests	(16,177)	394	1,668
Change from net income adjusted for noncontrolling interests and transfers from the noncontrolling interests	$ 204,085	$ 147,034	$ 17,289