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Income Taxes (Tables)
9 Months Ended
Sep. 30, 2013
Income Tax Disclosure [Abstract]  
Provision for Income Taxes and Effective Income Tax Rate

The (benefit) provision for income taxes and the effective income tax rate for the three and nine months ended September 30, were as follows (in thousands):

 

     Three Months Ended
September 30,
    Nine Months Ended
September 30,
 
     2013     2012     2013     2012  

(Benefit) provision for income taxes

   $ (406   $ 86     $ (6,337   $ 809  

Effective income tax rate

     (31.1 %)      23.5     (37.7 %)      48.3