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CONSOLIDATED CONDENSED STATEMENTS OF INCOME [Parenthetical] (USD $)
3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Tax expense on income (loss) from discontinued operations $ 16,000 $ 13,000 $ 16,000 $ 13,000