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
Mar. 31, 2013
Mar. 31, 2012
Summary of tax expense and effective tax rate    
Income before income taxes $ 593 $ 1,238
Income tax provision $ 52 $ 498
Effective tax rate 8.80% 40.20%