Discontinued Operations (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
Sep. 30, 2010 Property	Sep. 30, 2010 Property
Operating income from discontinued operations
Rental and related revenues	$ 970	$ 4,091
Depreciation and amortization expenses	194	1,442
Operating expenses	55	124
Other income, net	(37)	(130)
Income, net of income taxes	758	2,655
Gain on sales of real estate, net of income taxes	$ 3,987	$ 4,052
Number of properties held for sale	10	10
Number of properties sold	3	4
Number of properties included in discontinued operations	13	14

The amount of depreciation and amortization expense for discontinued operations.

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Number of properties sold during the period related to discontinued operations.

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Number of properties included in discontinued operations during the period.

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The number of properties held for sale at the reporting date.

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Other income (loss) amounts, net of tax expense or benefit, relating to a disposal group that is classified as a component of the entity, exclusive of the following elsewhere enumerated categories: income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

+ References

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Gain (loss) after tax expense or benefit, not previously recognized and resulting from the sale of a business component, which is recognized at the date of sale. A gain (loss) reflects the amount by which the consideration received exceeds (is exceeded by) the net carrying amount (reflecting previous provisions for loss on disposal, if any) of the disposal group.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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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 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 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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