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Supplemental Information (Tables)
 12 Months Ended
Dec. 31, 2019
Disclosure Of Supplemental Information [Abstract]  
Components of Changes in Non-cash Working Capital Balances

Components of changes in non-cash working capital balances are as follows:

 

 

 

2019

 

 

2018

 

Accounts receivable

 

$

51,152

 

 

$

(32,709

)

Inventory

 

 

1,157

 

 

 

(7,504

)

Accounts payable and accrued liabilities

 

 

(61,376

)

 

 

23,225

 

 

 

$

(9,067

)

 

$

(16,988

)

Pertaining to:

 

 

 

 

 

 

 

 

Operations

 

$

(4,493

)

 

$

(17,880

)

Investments

 

 

(4,574

)

 

 

892

 
Components of Accounts Receivable

The components of accounts receivable are as follows:

 

 

 

2019

 

 

2018

 

Trade

 

$

211,797

 

 

$

264,589

 

Accrued trade

 

 

32,167

 

 

 

47,426

 

Prepaids and other

 

 

66,240

 

 

 

60,321

 

 

 

$

310,204

 

 

$

372,336

 
Components of Accounts Payable and Accrued Liabilities

The components of accounts payable and accrued liabilities are as follows:

 

 

 

2019

 

 

2018

 

Accounts payable

 

$

91,468

 

 

$

129,493

 

Accrued liabilities:

 

 

 

 

 

 

 

 

Payroll

 

 

54,334

 

 

 

73,682

 

Other

 

 

53,676

 

 

 

71,314

 

 

 

$

199,478

 

 

$

274,489

 
Summary of Operating and General and Administrative Expenses The following table presents operating and general and administrative expenses by nature:

 

 

2019

 

 

2018

 

Wages, salaries and benefits

 

$

697,935

 

 

$

728,101

 

Purchased materials, supplies and services

 

 

429,365

 

 

 

422,359

 

Share based compensation

 

 

22,115

 

 

 

15,598

 

 

 

$

1,149,415

 

 

$

1,166,058

 

Allocated to:

 

 

 

 

 

 

 

 

Operating expense

 

$

1,038,967

 

 

$

1,067,264

 

General and administrative

 

 

104,010

 

 

 

111,830

 

Restructuring

 

 

6,438

 

 

 

1,164

 

Other recoveries

 

 

—

 

 

 

(14,200

)

 

 

$

1,149,415

 

 

$

1,166,058