XML 65 R54.htm IDEA: XBRL DOCUMENT v3.21.2
Note 11 - CUSTOMER AND GEOGRAPHIC INFORMATION - Revenue Percentage by Major Customers (Details) - Customer Concentration Risk [Member]
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Revenue Benchmark [Member] | Customer A [Member]          
Concentration risk 15.00% 24.00% 14.00% 25.00%  
Revenue Benchmark [Member] | Customer D [Member]          
Concentration risk   13.00% 10.00%    
Accounts Receivable [Member] | Customer A [Member]          
Concentration risk     13.00%   16.00%
Accounts Receivable [Member] | Customer B [Member]          
Concentration risk     14.00%    
Accounts Receivable [Member] | Customer C [Member]          
Concentration risk     12.00%   11.00%