Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Details)

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Income Taxes (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Summary of tax expense and effective tax rate        
Income (loss) before income taxes $ 1,943 $ (1,118) $ 2,536 $ 120
Income tax provision (benefit) $ 825 $ (450) $ 877 $ 48
Effective tax rate (as a percent) 42.50% 40.30% 34.60% 40.00%