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Income Taxes (Tables)
 9 Months Ended
Sep. 30, 2014
Income Tax Disclosure [Abstract]  
Details of Income Taxes
The following table provides details of income taxes (in thousands, except percentages):
 
Three months ended
 
Nine months ended
 
September 30,
 
September 30,
 
2014
 
2013
 
2014
 
2013
Loss before provision for income taxes
$
(313
)
 
$
(134
)
 
$
(5,865
)
 
$
(5,140
)
Provision for income taxes
727

 
12

 
1,659

 
433

Effective tax rate
(232
)%
 
(9
)%
 
(28
)%
 
(8
)%