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CUSTOMERS AND GEOGRAPHIC INFORMATION (Schedule Of Revenues From Sales To Unaffiliated Customers) (Details) - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues $ 140,993 $ 136,891
North America [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues 28,296 24,713
Europe [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues 22,791 25,231
Africa [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues 10,032 11,659
Asia-Pacific and Middle East [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues 17,239 16,970
India [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues 37,300 35,875
Latin America [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues $ 25,335 $ 22,443