ACQUISITIONS AND INTANGIBLES (Details) (USD $)	6 Months Ended	1 Months Ended
	Jun. 30, 2012 box	Apr. 30, 2012 The Oaks and Westroads item	Apr. 17, 2012 The Oaks and Westroads	Apr. 05, 2012 The Oaks and Westroads
ACQUISITIONS AND INTANGIBLES
Number of anchor boxes acquired	4
Aggregate purchase price of anchor boxes acquired	$ 16,300,000
Number of anchor pads acquired		11
Number of anchor pads in which fee interest acquired		5
Number of anchor pads in which long-term leasehold interests acquired		6
Purchase price of anchor pads acquired		270,000,000
Purchase price of leasehold interest			212,000,000
Purchase price of fee interest			58,000,000
Ownership interest acquired (as a percent)				49.00%
Investment in joint venture		191,100,000
Additional debt assumed				92,800,000
Total net assets acquired				200,271,000
Previous investment in The Oaks and Westroads				(83,415,000)
Cash paid to acquire our joint venture partner's interest				(98,309,000)
Gain from change in control of investment properties				18,547,000
Fair values of the assets acquired and liabilities assumed
Investment in real estate				420,256,000
Above-market lease intangibles				9,378,000
Below-market lease intangibles				(41,084,000)
Fair value of mortgages, notes and loans payable				(197,927,000)
Net working capital				9,648,000
Net assets acquired				$ 200,271,000