Property, Plant and Equipment (Tables)

12 Months Ended

Aug. 31, 2020

Disclosure of detailed information about property, plant and equipment [abstract]

Disclosure of detailed information about property, plant and equipment [Table Text Block]

			Nechalacho REE Project (a)			Airstrip		Office, Computer and Office Equipment (b)			Land and Building		Exploration Equipment		Leasehold Improvements		Total
Cost
	As at September 1, 2018	$	103,878,349		$	646,860	$	220,048		$	90,905	$	695,532	$	94,594	$	105,626,288
	Additions		201,097			—		—			—		—		7,020		208,117
	Transfer to asset held for sale		(2,605,147	)		—		—			—		—		—		(2,605,147	)
	Disposals		—			—		(18,911	)		—		—		—		(18,911	)
	As at August 31, 2019		101,474,299			646,860		201,137			90,905		695,532		101,614		103,210,347
	Additions		30,340			—		18,575			—		1,300		5,140		55,355
	IFRS 16 adjustments		—			—		1,045,810			—		—		—		1,045,810
	Disposals		—			—		(30,283	)		—		—		—		(30,283	)
	As at August 31, 2020	$	101,504,639		$	646,860	$	1,235,239		$	90,905	$	696,832	$	106,754	$	104,281,229
Accumulated Depreciation
	As at September 1, 2018	$	—		$	265,446	$	179,986		$	10,367	$	643,185	$	94,594	$	1,193,578
	Depreciation expense		—			20,624		12,714			4,191		15,705		108		53,342
	Disposals		—			—		(18,411	)		—		—		—		(18,411	)
	As at August 31, 2019		—			286,070		174,289			14,558		658,890		94,702		1,228,509
	Depreciation expense Disposals		—			18,974		210,352			4,191		11,025		1,576		246,118
	Disposals		—			—		(30,283	)		—		—		—		(30,283	)
	As at August 31, 2020	$	—		$	305,044	$	354,358		$	18,749	$	669,915	$	96,278	$	1,444,344
Net Book Value
	As at August 31, 2019	$	101,474,299		$	360,790	$	26,848		$	76,347	$	36,642	$	6,912	$	101,981,838
	As at August 31, 2020	$	101,504,639		$	341,816	$	880,881		$	72,156	$	26,917	$	10,476	$	102,836,885