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ACCOUNTS PAYABLE AND ACCRUED EXPENSES (Details) (USD $)
In Thousands
Jun. 30, 2011
Dec. 31, 2010
Summary of Accounts Payable and Accrued Expenses    
Property taxes payable $ 11,297 $ 9,776
Interest payable 2,703 2,625
Dividends payable on nonvested restricted stock 1,170 791
Development costs payable 1,376 673
Other payables and accrued expenses 4,235 7,104
Accounts Payable and Accrued Expenses Total $ 20,781 $ 20,969