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Income Taxes (Tables)
 3 Months Ended
Mar. 31, 2016
Income Tax Disclosure [Abstract]  
Details of Income Taxes
The following table provides details of income taxes for the three months ended March 31, 2016 and 2015 (in thousands, except percentages):
 
 
Three months ended
 
 
March 31,
 
 
2016
 
2015
Loss before provision for income taxes
 
$
(3,835
)
 
$
(1,250
)
Provision for income taxes
 
61

 
50

Effective tax rate
 
(2
)%
 
(4
)%