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Amount of expense from discontinued operations, that reflects the allocation of the cost of tangible and intangible assets over the assets' useful lives.

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No definition available.

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Amount of gain (loss), after tax expense or benefit and not previously recognized, resulting from the sale of a business component.

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After tax income (loss) from operations of a business component (exclusive of any gain (loss) on disposal, or provision therefore) during the reporting period, until its disposal.

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Amount of interest expense allocated to disposal group, including a discontinued operation.

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Amount of operating expenses attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period.

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Amount of operating income or loss attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period.

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Amount of sales or other form of revenues attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period.

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Acquisitions and Discontinued Operations (Summary Of Income From Discontinued Operations) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended						12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Property Acquisitions, Discontinued Operations, And Assets Held For Sale [Abstract]
Property revenues							$ 24,322	$ 60,198	$ 65,673
Property expenses							(10,552)	(27,557)	(31,163)
Operating results							13,770	32,641	34,510
Interest							0	(36)	0
Depreciation and amortization							(5,255)	(15,199)	(16,679)
Income from discontinued operations							8,515	17,406	17,831
Gain on sale of discontinued operations, net of tax	$ 91,101	$ 34,410	$ 24,866	$ 31,783	$ 82,527	$ 32,541	$ 182,160	$ 115,068	$ 24,621