Quarterly report pursuant to Section 13 or 15(d)

Segment Information (Details 1)

v3.8.0.1
Segment Information (Details 1) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Segment Reporting Information [Line Items]    
Total consolidated revenue $ 25,755 $ 21,965
Total consolidated gross profit [1] 4,413 3,618
North America [Member]    
Segment Reporting Information [Line Items]    
Total consolidated revenue 15,949 12,682
Total consolidated gross profit [1] 3,856 1,553
U.K. [Member]    
Segment Reporting Information [Line Items]    
Total consolidated revenue 5,265 5,355
Total consolidated gross profit [1] 1,127 1,770
Other foreign markets [Member]    
Segment Reporting Information [Line Items]    
Total consolidated revenue 4,541 3,928
Total consolidated gross profit [1] $ (570) $ 295
[1] Segment gross profit is calculated as revenue less direct course expenses, advertising and sales expenses and royalty expense.