Quarterly report pursuant to Section 13 or 15(d)

Schedule of Operating Results for Segments (Details)

v3.23.2
Schedule of Operating Results for Segments (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Mar. 31, 2021
Revenues from External Customers and Long-Lived Assets [Line Items]      
Total consolidated revenue $ 72 $ 285  
Gross Profit [1] (32) 93  
Total consolidated depreciation and amortization expenses  
North America [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Total consolidated revenue 72 285  
Gross Profit [1] (32) 92  
Other foreign markets  
UNITED KINGDOM      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Total consolidated revenue 0  
Gross Profit [1]   1  
Other foreign markets  
Other Foreign Markets [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Total consolidated revenue  
Gross Profit [1]  
Other foreign markets  
[1] Segment gross profit is calculated as revenue less direct course expenses, advertising and sales expenses and royalty expenses.