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Revenues are attributable to countries based on the location of the Company’s customers: (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues $ 18,311 $ 19,490
UNITED STATES    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues $ 18,311 $ 19,490