Annual report pursuant to Section 13 and 15(d)

Significant Accounting Policies (Parenthetical) (Details 3)

v3.20.4
Significant Accounting Policies (Parenthetical) (Details 3)
12 Months Ended
Dec. 31, 2020
Revenues [Member]  
Concentration risk, Percentage 10.00%
Trade Receivables [Member]  
Concentration risk, Percentage 10.00%