SEGMENTS, CUSTOMERS AND GEOGRAPHIC INFORMATION (Schedule of Long-Lived Assets by Geographic Location) (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Segment Reporting Information [Line Items]    
Long Lived Assets $ 34,342 $ 38,900
United States [Member]    
Segment Reporting Information [Line Items]    
Long Lived Assets 6,813 9,363
Israel [Member]    
Segment Reporting Information [Line Items]    
Long Lived Assets 24,391 26,438
United Kingdom [Member]    
Segment Reporting Information [Line Items]    
Long Lived Assets 1,294 1,756
Europe, the Middle East and Africa [Member]    
Segment Reporting Information [Line Items]    
Long Lived Assets [1] 474 274
Other Country [Member]    
Segment Reporting Information [Line Items]    
Long Lived Assets $ 1,370 $ 1,069
[1] Excluding United Kingdom and Israel