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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (Parenthetical) (USD $)
In Thousands, unless otherwise specified
6 Months Ended
Jun. 30, 2013
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) [Abstract]  
Proceeds receivable included in prepaid expenses $ 901
Dividends accrued but not paid by joint ventures $ 1,168