XML 32 R20.htm IDEA: XBRL DOCUMENT v3.7.0.1
Note 7. Geographical Information (Tables)
6 Months Ended
Jun. 30, 2017
Segment Reporting [Abstract]  
Revenue based on geographic region
   Three months ended  Six months ended
   June 30,  June 30,
   2017  2016  2017  2016
Geographic region                    
North America  $3,127   $2,713   $5,666   $5,548 
Europe   316    421    632    863 
Total revenues  $3,443   $3,134   $6,298   $6,411