Geographic Information (Tables)
 6 Months Ended
Jun. 30, 2017
Geographic Information [Abstract]  
Revenue from External Customers by Geographic Areas

 

 

 

 

 

 

 

 

(in thousands)

 

Six Months Ended

 

 

 

June 30, 

 

Region

    

2017

    

2016

    

North America

 

$

12,038

 

$

11,524

 

International

 

 

 

 

 

 

 

United Kingdom

 

 

2,922

 

 

2,672

 

Middle East

 

 

2,467

 

 

1,901

 

Europe

 

 

479

 

 

810

 

Other

 

 

150

 

 

470

 

International

 

 

6,018

 

 

5,853

 

Total

 

$

18,056

 

$

17,377