SUPPLEMENTAL CASH FLOW INFORMATION (Tables)

12 Months Ended

Dec. 31, 2020

Cash Flow Statement [Abstract]

Schedule of Noncash other Operating Activities

Adjustments for other non-cash operating activities during the years ended December 31, 2020 and 2019 were as follows:

Years ended December 31	2020		2019
Share-based payments	$	2,082	$	4,005
Loss or write-down on sale of mineral properties, plant and equipment	1,265		1,008
Loss on change in fair value of concentrate trade receivables	1,396		—
Other	(1,909)		6,528
	$	2,834	$	11,541

Schedule Of Changes In Operating Assets and Liabilities

Net change in operating assets and liabilities during the years ended December 31, 2020 and 2019 were as follows:

Years ended December 31	2020		2019
Trade and other receivables	$	16,509	$	(58,525)
Other current assets	(10,649)		(7,819)
Inventories	79,103		(10,872)
Accounts payable and accrued liabilities	(17,072)		15,801
Reclamation and closure cost provision - current	(4,832)		(3,493)
	$	63,059	$	(64,908)

Schedule of Noncash Investing and Financing Transactions

Non-cash investing and financing transactions during the years ended December 31, 2020 and 2019 were as follows:

Years ended December 31	2020		2019
Consideration issued for acquisition of Alacer (note 4(a))	$	(2,179,647)	$	—
Acquisition of net assets in exchange for a receivable	12,576		—
Reclamation and closure cost provision assumed in land acquisition	—		(12,990)
Transfer of share-based payment reserve upon exercise of stock options (note 18)	(2,976)		(2,804)
Transfer of equity-settled PSUs (note 18)	—		1,356
Transfer of cash-settled RSUs and PSUs (note 18)	(4,138)		—
Extinguishment of loan receivable in connection with the acquisition of non-controlling interest (note 4(b))	—		11,369
Non-cash consideration for acquisition of non-controlling interest (note 4(b))	—		(30,101)
Other non-cash investing and financing transactions	2,643		—
	$	(2,171,542)	$	(33,170)