Quarterly report pursuant to Section 13 or 15(d)

Segment Information (Details) - Schedule of operating results for the segments

v3.21.2
Segment Information (Details) - Schedule of operating results for the segments - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]        
Total consolidated revenue $ 1,379 $ 7,439 $ 7,361 $ 21,564
Total consolidated gross profit [1] (25) 6,132 4,119 14,442
North America [Member]        
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]        
Total consolidated revenue 1,379 7,211 4,672 20,851
Total consolidated gross profit [1] (16) 5,951 1,919 13,625
U.K. [Member]        
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]        
Total consolidated revenue 47 2,689 245
Total consolidated gross profit [1] (10) 13 2,199 312
Other Foreign Markets [Member]        
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]        
Total consolidated revenue 181 468
Total consolidated gross profit [1] $ 1 $ 168 $ 1 $ 505
[1] Segment gross profit is calculated as revenue less direct course expenses, advertising and sales expenses and royalty expenses.