INVESTMENTS (Tables)

12 Months Ended

Dec. 31, 2021

INVESTMENTS

Summary of investment portfolio

	As at		Additions/				Disposals/		Unrealized		Fair value
	December 31,		transfers during		Net gain (loss) on		transfers during		gain on		December 31,
	2020		period		securities sold		year		securities held		2021
Marketable equity securities	$	—	$	1,616	$	—	$	—	$	28	$	1,644
Warrants		—		162		—		—		—		162
Investments	$	—	$	1,777	$	—	$	—	$	28	$	1,806

	As at		Additions/		Net		Disposals/		Unrealized		Fair value
	December 31,		transfers during		(loss) on		transfers during		(loss) on		December 31,
	2019		period		securities sold		year		securities held		2020
Marketable equity securities	$	1,885	$	—	$	(619)	$	(1,266)	$	—	$	—