Quarterly report pursuant to Section 13 or 15(d)

Major Customers and Vendors (Details)

v3.21.2
Major Customers and Vendors (Details)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2021
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Jun. 30, 2020
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Jun. 30, 2021
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Jun. 30, 2020
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Dec. 31, 2020
Purchases | Vendor concentration risk          
Significant Customers and Vendors          
Number of vendors | item 2 2 2 2  
Purchases | Vendor concentration risk | Major vendor one          
Significant Customers and Vendors          
Percentage of concentration risk 18.00% 16.00% 21.00% 19.00%  
Purchases | Vendor concentration risk | Major vendor two          
Significant Customers and Vendors          
Percentage of concentration risk 12.00% 10.00% 9.00% 10.00%  
Net sales | Customer concentration risk          
Significant Customers and Vendors          
Number of customers | customer 2 2 2 2  
Net sales | Customer one | Customer concentration risk          
Significant Customers and Vendors          
Percentage of concentration risk 17.00% 29.00% 18.00% 29.00%  
Net sales | Customer two | Customer concentration risk          
Significant Customers and Vendors          
Percentage of concentration risk 17.00% 18.00% 15.00% 18.00%  
Net accounts receivable | Customer one | Customer concentration risk          
Significant Customers and Vendors          
Percentage of concentration risk     20.00%   19.00%
Net accounts receivable | Customer two | Customer concentration risk          
Significant Customers and Vendors          
Percentage of concentration risk     14.00%   9.00%