Current report of foreign issuer pursuant to Rules 13a-16 and 15d-16 Amendments

Revenues (Details) - Schedule of disaggregation of revenues

v3.20.2
Revenues (Details) - Schedule of disaggregation of revenues - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Revenues (Details) - Schedule of disaggregation of revenues [Line Items]        
Total Revenues $ 127,892 $ 157,460 $ 378,422 $ 475,923
Americas [Member]        
Revenues (Details) - Schedule of disaggregation of revenues [Line Items]        
Total Revenues 86,597 106,904 251,871 311,428
EMEA [Member]        
Revenues (Details) - Schedule of disaggregation of revenues [Line Items]        
Total Revenues 23,248 28,933 71,083 93,866
Asia Pacific [Member]        
Revenues (Details) - Schedule of disaggregation of revenues [Line Items]        
Total Revenues 18,047 21,623 55,468 70,629
Product [Member]        
Revenues (Details) - Schedule of disaggregation of revenues [Line Items]        
Total Revenues 83,548 106,346 240,597 321,778
Product [Member] | Americas [Member]        
Revenues (Details) - Schedule of disaggregation of revenues [Line Items]        
Total Revenues 52,827 67,088 145,871 192,279
Product [Member] | EMEA [Member]        
Revenues (Details) - Schedule of disaggregation of revenues [Line Items]        
Total Revenues 17,245 22,710 53,735 74,119
Product [Member] | Asia Pacific [Member]        
Revenues (Details) - Schedule of disaggregation of revenues [Line Items]        
Total Revenues 13,476 16,548 40,991 55,380
Service [Member]        
Revenues (Details) - Schedule of disaggregation of revenues [Line Items]        
Total Revenues 44,344 51,114 137,825 154,145
Service [Member] | Americas [Member]        
Revenues (Details) - Schedule of disaggregation of revenues [Line Items]        
Total Revenues 33,770 39,816 106,000 119,149
Service [Member] | EMEA [Member]        
Revenues (Details) - Schedule of disaggregation of revenues [Line Items]        
Total Revenues 6,003 6,223 17,348 19,747
Service [Member] | Asia Pacific [Member]        
Revenues (Details) - Schedule of disaggregation of revenues [Line Items]        
Total Revenues $ 4,571 $ 5,075 $ 14,477 $ 15,249