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FINANCIAL RISK MANAGEMENT - Credit Risk (Details)
client in Thousands
12 Months Ended
Dec. 31, 2021
USD ($)
client
Credit risk  
Credit risk  
Accounts receivable threshold amount for sales suspension $ 250,000
Accounts receivable threshold period for sales suspension (In Days) 60 days
Outstanding accounts receivable balance at which CFO approval is required $ 1,000,000
Credit risk | Minimum  
Credit risk  
Number of customers | client 283
31 to 60 days  
Credit risk  
Accounts receivable provision percentage 30.00%
61 and 90 days  
Credit risk  
Accounts receivable provision percentage 60.00%
91 and 120 days  
Credit risk  
Accounts receivable provision percentage 90.00%
Accounts receivable disputed balance provision percentage 40.00%
121 days and over  
Credit risk  
Accounts receivable provision percentage 100.00%
121 and 170 days  
Credit risk  
Accounts receivable disputed balance provision percentage 80.00%
171 days and over  
Credit risk  
Accounts receivable disputed balance provision percentage 100.00%