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Income taxes (Tables)
 9 Months Ended
Sep. 30, 2016
Income taxes  
Income (Loss) before Income Taxes

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Three Months Ended

 

 

Nine Months Ended

 

 

September 30, 

 

 

September 30, 

(in thousands)

 

2016

 

2015

 

 

2016

 

2015

Provision for income taxes

 

$
(804)

 

$
(1,157)

 

 

$
(2,471)

 

$
(2,698)