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INVESTMENT IN UNCONSOLIDATED AFFILIATE (Details) (USD $)
1 Months Ended 3 Months Ended
Feb. 28, 2011
Jun. 30, 2012
Jun. 30, 2011
Schedule of Equity Method Investments [Line Items]      
Equity ownership interest purchased (in hundredths) 15.00%    
Payment to acquire equity ownership interest in unconsolidated affiliate $ 2,800,000    
Allocated portion of unconsolidated affiliate's net income   $ 17,000 $ (38,000)