Annual report pursuant to Section 13 and 15(d)

Segment Information (Details 1)

v3.8.0.1
Segment Information (Details 1) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Segment Reporting Information [Line Items]    
Total consolidated revenue $ 97,730 $ 89,196
Total consolidated gross profit [1] 19,222 17,528
North America [Member]    
Segment Reporting Information [Line Items]    
Total consolidated revenue 57,147 58,142
Total consolidated gross profit [1] 11,606 12,919
U.K. [Member]    
Segment Reporting Information [Line Items]    
Total consolidated revenue 21,494 17,747
Total consolidated gross profit [1] 5,890 2,942
Other foreign markets [Member]    
Segment Reporting Information [Line Items]    
Total consolidated revenue 19,089 13,307
Total consolidated gross profit [1] $ 1,726 $ 1,667
[1] Segment gross profit is calculated as revenue less direct course expenses, advertising and sales expenses and royalty expense.