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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 $ 488 $ 4,164
Other comprehensive (loss) income:    
Change in fair value of derivatives, net of tax (1,470) (1,959)
Total comprehensive (loss) income $ (982) $ 2,205