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Income Taxes
6 Months Ended
Jun. 30, 2012
Income Taxes [Abstract]  
Income Taxes
(7) Income Taxes

The Company’s effective tax rate was approximately 40% for the three and six months ended June 30, 2011 and 39% for the three and six months ended June 30, 2012 which differ from the federal statutory rate of 34% due to the effect of state income taxes and certain of the Company’s expenses that are not deductible for tax purposes.