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Acquisitions - Summary of Acquired Shopping Centers (Detail) - 6 months ended Jun. 30, 2015 - USD ($) $ in Thousands	Total
Business Acquisition [Line Items]
Purchase Price	$ 118,410
Shopping Center [Member] | Orange County [Member] | CA [Member]
Business Acquisition [Line Items]
Date Acquired	2015-03
Purchase Price	$ 49,200
Face Value of Mortgage Debt Assumed	$ 33,000
Shopping Center [Member] | Orlando [Member] | FL [Member]
Business Acquisition [Line Items]
Date Acquired	2015-04
Purchase Price	$ 33,000
Face Value of Mortgage Debt Assumed	$ 0
Shopping Center [Member] | Houston [Member] | TX [Member]
Business Acquisition [Line Items]
Date Acquired	2015-06
Purchase Price	$ 69,800
Face Value of Mortgage Debt Assumed	$ 0

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Business acquisition, date of acquisition.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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