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Segment Disclosure (Tables)
 6 Months Ended
Jun. 30, 2018
Segment Reporting [Abstract]  
Revenue information by geography
Summary revenue information by geography for the three and six months ended June 30, 2018 and 2017 is as follows (in thousands):
 
Three Months Ended
 
Six Months Ended
 
June 30,
 
June 30,
 
2018
 
2017
 
2018
 
2017
Americas
$
3,279

 
$
3,468

 
$
6,770

 
$
6,718

EMEA
2,587

 
2,881

 
5,132

 
5,487

APJ
2,051

 
1,988

 
3,852

 
3,835

Total
$
7,917

 
$
8,337

 
$
15,754

 
$
16,040