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Provisions (Tables)

12 Months Ended

Dec. 31, 2020

Provisions [Abstract]

Reconciliation of change of reclamation and waste provisions



		Reclamation		Waste disposal				Total


Beginning of year		$	1,050,675		$	9,803		$	1,060,478
Changes in estimates and discount rates [note 8]
	Capitalized in property, plant and equipment		127,637			-			127,637
	Recognized in earnings [note 8]		23,921			(150)			23,771
Provisions used during the period			(17,272)			(368)			(17,640)
Unwinding of discount [note 19]			14,366			37			14,403
Effect of movements in exchange rates			(9,727)			-			(9,727)

End of period		$	1,189,600		$	9,322		$	1,198,922


Current		$	40,760		$	1,775		$	42,535
Non-current			1,148,840			7,547			1,156,387

		$	1,189,600		$	9,322		$	1,198,922

Reclamation provisions


		2020			2019


Uranium	$	937,992		$	831,352
Fuel services		251,608			219,323

Total	$	1,189,600		$	1,050,675