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CONSOLIDATED STATEMENTS OF OPERATIONS (Parenthetical) (USD $)
In Thousands
3 Months Ended9 Months Ended
Sep. 30, 2011
Sep. 30, 2010
Sep. 30, 2011
Sep. 30, 2010
CONSOLIDATED STATEMENTS OF OPERATIONS    
GAIN (LOSS) ON DISPOSITION OF DISCONTINUED OPERATION, INCOME TAX EXPENSE$ 0$ 195$ 0$ 166