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Investments in unconsolidated joint ventures and other investees (Details)
Jun. 30, 2012
Jun. 30, 2011
Percentage ownership    
Garden Centura, L.P 0.00% 5.00% [1]
Gruppa Florentina, LLC 20.00% 20.00% [2]
LK-Four Hickory, LLC 0.00% 28.57% [3]
[1] Other Investees. Investment in Garden Centura, L.P. sold on December 28, 2011.
[2] Other Investees
[3] Other Investees. Investment in LK-Four Hickory, LLC sold on January 17, 2012.