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Segment Disclosure (Tables)
 9 Months Ended
Sep. 30, 2017
Segment Reporting [Abstract]  
Revenue information by geography
Summary revenue information by geography for the three and nine months ended September 30, 2017 and 2016 is as follows (in thousands):
 
Three Months Ended
 
Nine Months Ended
 
September 30,
 
September 30,
 
2017
 
2016
 
2017
 
2016
Americas
$
3,357

 
$
2,828

 
$
9,822

 
$
8,537

EMEA
2,584

 
3,451

 
8,232

 
11,312

APJ
1,876

 
1,900

 
5,583

 
5,038

Total
$
7,817

 
$
8,179

 
$
23,637

 
$
24,887