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CONVERTIBLE DEBENTURES (Tables)

12 Months Ended

Dec. 31, 2021

Statement [LineItems]

Summary of Detailed Information about Convertible Debentures


		2016 Debentures				2017 Debentures				2020 Debentures				IsoEnergy Debentures				Total
Fair value at December 31, 2019		$	61,150			$	58,431			$	—			$	—			$	119,581
Fair value at issuance			—				—				20,262				7,630				27,891
Fair value adjustment			33,618				28,137				11,221				6,404				79,381

Fair value at December 31, 2020		$	94,768			$	86,568			$	31,483			$	14,034			$	226,853
Fair value adjustment			30,291				18,674				15,427				11,067				75,459
Settlement with shares			(125,059	)			(105,242	)			—				—				(230,301	)

Fair Value at December 31, 2021		$	—			$	—			$	46,910			$	25,101			$	72,011

2020 Debentures [member]

Statement [LineItems]

Summary of Detailed Information about Convertible Debentures, Valuation Assumptions

The inputs used in the pricing model as at December 31, 2021 and December 31, 2020 are as follows:


		December 31, 2021				December 31, 2020
Volatility			40.00	%			38.00	%
Expected life in years			3.41 years				4.41 years
Risk free interest rate			1.78	%			0.74	%
Expected dividend yield			0	%			0	%
Credit spread			16.88	%			19.53	%
Underlying share price of the Company		$	5.54			$	3.51
Conversion exercise price		$	2.34			$	2.34
Exchange rate (C$:US$)		$	0.791			$	0.785

ISO Energy Debentures [member]

Statement [LineItems]

Summary of Detailed Information about Convertible Debentures, Valuation Assumptions

The inputs used in the pricing model as at December 31, 2021 and December 31, 2020 are as follows:


		December 31, 2021				December 31, 2020
Volatility			50.00	%			46.00	%
Expected life in years			3.6 years				4.6 years
Risk free interest rate			1.78	%			0.79	%
Expected dividend yield			0	%			0	%
Credit spread			21.86	%			21.70	%
Underlying share price of IsoEnergy		$	3.74			$	1.87
Conversion exercise price		$	0.88			$	0.88
Exchange rate (C$:US$)		$	0.791			$	0.785