XML 54 R36.htm IDEA: XBRL DOCUMENT v3.6.0.2
Segment Information (Tables)
 12 Months Ended
Dec. 31, 2016
Segment Reporting [Abstract]  
Schedule of Revenue by Geographic Region

 

 

 

 

 

 

 

 

 

 

 

 

 

Year ended December 31,

 

(in thousands)

   

2016

   

2015

   

2014

 

Revenue

 

 

 

 

 

 

 

 

 

 

United States

 

$
77,039

 

$
74,235

 

$
72,124

 

International

 

 
86,887

 

 
75,063

 

 
60,171

 

Total

 

$
163,926

 

$
149,298

 

$
132,295