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Interim Consolidated Statements of Income (Unaudited) (Parenthetical) (USD $)
In Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Jun. 30, 2011
Jun. 30, 2010
NET INCOME (LOSS) FROM DISCONTINUED OPERATIONS:        
Tax effect on operating income $ (2) $ (5) $ (6) $ 201
Tax effect of loss on disposal     $ 0 $ (96)