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INCOME TAXES - Additional Information (Detail)	6 Months Ended
INCOME TAXES - Additional Information (Detail)	Jun. 30, 2012
Effective income tax rate from continuing operations applicable to our Taxable REIT Subsidiary, excluding discrete items	22.70%

- Definition

A ratio calculated by dividing the reported amount of income tax expense attributable to continuing operations for the period by GAAP-basis pretax income from continuing operations.

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