Annual reports filed by certain Canadian issuers pursuant to Section 15(d) and Rule 15d-4

TRADE RECEIVABLES - Disclosure of major customers (Details)

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TRADE RECEIVABLES - Disclosure of major customers (Details)
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Customer A [Member]    
Trade Receivables [Line Items]    
Percentage of total revenues 35.00% 0.00%
Customer B [Member]    
Trade Receivables [Line Items]    
Percentage of total revenues 33.00% 2.00%