Annual report pursuant to Section 13 and 15(d)

REVENUES (Details 2)

v3.21.2
REVENUES (Details 2) - Revenue Benchmark [Member] - Customer Concentration Risk [Member]
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Customer A [Member]    
Entity Wide Revenue Major Customer [Line Items]    
Concentration risk, percentage 60.00% 60.00%
Customer B [Member]    
Entity Wide Revenue Major Customer [Line Items]    
Concentration risk, percentage 20.00% 24.00%