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CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Net income (loss) $ 3,811 $ (576)
Other comprehensive income (loss)    
Holding losses on available for sale investments (26) (8)
Comprehensive income (loss) $ 3,785 $ (584)