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Supplemental Information (Tables)
 12 Months Ended
Dec. 31, 2021
Disclosure Of Supplemental Information [Abstract]  
Components of Changes in Non-cash Working Capital Balances
Components of changes in
non-cash
working capital balances were as follows:
 
     
                        2021
                             2020  
Accounts receivable
   
$
(50,255
) 
   $ 103,857  
Inventory
   
 
1,993
 
     5,181  
Accounts payable and accrued liabilities
   
 
44,986
 
     (53,666 ) 
 
   
$
(3,276
) 
   $ 55,372  
Pertaining to:
   
 
 
 
  
 
 
 
Operations
   
$
(13,018
) 
   $ 55,391  
Investments
   
 
9,742
 
     (19 ) 
Components of Accounts Receivable
The components of accounts receivable were as follows:
 
     
     
                        2021
                              2020  
Trade
   
$
152,897
 
    $ 113,933  
Accrued trade
   
 
26,731
 
      16,769  
Prepaids and other
   
 
76,112
 
      76,507  
 
   
$
255,740
 
    $ 207,209  
Components of Accounts Payable and Accrued Liabilities
The components of accounts payable and accrued liabilities were as follows:

 
     
     
                        2021
                              2020  
Accounts payable
   
$
90,750
 
    $ 56,922  
Accrued liabilities:
                  
Payroll
   
 
68,953
 
      44,533  
Other
   
 
64,420
 
      49,502  
 
   
$
224,123
 
    $ 150,957  
Summary of Operating and General and Administrative Expenses The following table presents operating and general and administrative expenses by nature:
 
     
     
            2021            
                 2020              
Wages, salaries and benefits
   
$
482,695
 
   $ 438,209  
Wage subsidies
   
 
(24,108
) 
     (26,297 ) 
Purchased materials, supplies and services
   
 
278,743
 
     240,591  
Share-based compensation
   
 
56,745
 
     19,847  
 
   
$
794,075
 
   $ 672,350  
Allocated to:
   
 
 
 
  
 
 
 
Operating expense
   
$
698,144
 
   $ 583,420  
General and administrative
   
 
95,931
 
     70,869  
Restructuring
   
 
—
 
     18,061  
 
   
$
794,075
 
   $ 672,350