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Segment reporting (Tables)

6 Months Ended

Jun. 30, 2021

Segment reporting

Schedule of reportable segments for purposes of assessing performance


		For the three months ended June 30,
		2021										2020
		Mining			Energy			Total				Mining			Energy			Total
Revenue		$	299.8		$	47.3		$	347.1			$	180.8		$	14.6		$	195.4

Expenses
Costs of sales		$	44.7		$	2.6		$	47.3			$	27.0		$	1.0		$	28.0
Depletion and depreciation			61.1			15.5			76.6				42.1			9.8			51.9
Segment gross profit		$	194.0		$	29.2		$	223.2			$	111.7		$	3.8		$	115.5


		For the six months ended June 30,
		2021										2020
		Mining			Energy			Total				Mining			Energy			Total
Revenue		$	563.6		$	92.4		$	656.0			$	394.8		$	41.1		$	435.9

Expenses
Costs of sales		$	82.4		$	5.5		$	87.9			$	68.5		$	3.1		$	71.6
Depletion and depreciation			120.3			27.0			147.3				94.0			21.5			115.5
Segment gross profit		$	360.9		$	59.9		$	420.8			$	232.3		$	16.5		$	248.8


			For the three months ended								For the six months ended
			June 30,								June 30,
			2021				2020				2021				2020
Total segment gross profit		$	223.2			$	115.5			$	420.8			$	248.8

Other operating (income)/expenses
Impairment charges		$	7.5			$	—			$	7.5			$	271.7
General and administrative expenses			5.4				4.9				9.6				9.8
Share-based compensation expense			5.0				6.8				7.0				8.1
Gain on sale of gold bullion			(0.6)				(2.4)				(1.2)				(4.4)
Depreciation			0.6				0.4				1.1				1.2
Foreign exchange loss and other (income) expenses			1.2				0.1				1.3				0.2
Income (loss) before finance items and income taxes		$	204.1			$	105.7			$	395.5			$	(37.8)

Finance items
Finance income		$	1.7			$	1.0			$	2.4			$	1.9
Finance expenses			(1.1)				(0.8)				(1.9)				(1.9)
Net income (loss) before income taxes		$	204.7			$	105.9			$	396.0			$	(37.8)