Segmented Information (Tables)

12 Months Ended

Dec. 31, 2020

Operating Segments [Abstract]

Schedule of Operating Segments

(CAD$ in millions)	December 31, 2020
	Copper		Zinc		Steelmaking Coal		Energy		Corporate		Total
Segment revenues	$	2,419	$	3,164	$	3,375	$	454	$	—	$	9,412
Less intra-segment revenues	—		(464)		—		—		—		(464)
Revenues (Note 6(a))	2,419		2,700		3,375		454		—		8,948
Cost of sales	(1,560)		(2,177)		(3,098)		(780)		—		(7,615)
Gross profit (loss)	859		523		277		(326)		—		1,333
Asset impairments (Note 8(a))	—		—		—		(1,244)		—		(1,244)
Other operating expenses	(323)		(98)		(193)		(28)		(357)		(999)
Profit (loss) from operations	536		425		84		(1,598)		(357)		(910)
Net finance income (expense)	(151)		(44)		(56)		(26)		9		(268)
Non-operating income (expense)	38		(4)		13		—		(4)		43
Share of gain (loss) of associates and joint ventures	1		—		—		—		(2)		(1)
Profit (loss) before taxes	424		377		41		(1,624)		(354)		(1,136)
Capital expenditures	1,990		247		1,284		91		16		3,628
Goodwill	391		—		702		—		—		1,093
Total assets	14,546		4,006		17,266		2,658		2,802		41,278

(CAD$ in millions)	December 31, 2019
	Copper		Zinc		Steelmaking Coal		Energy		Corporate		Total
Segment revenues	$	2,469	$	3,487	$	5,522	$	975	$	—	$	12,453
Less intra-segment revenues	—		(519)		—		—		—		(519)
Revenues (Note 6(a))	2,469		2,968		5,522		975		—		11,934
Cost of sales	(1,852)		(2,367)		(3,410)		(965)		—		(8,594)
Gross profit	617		601		2,112		10		—		3,340
Asset impairments (Note 8(a))	(31)		—		(289)		(2,370)		—		(2,690)
Other operating expenses	(183)		(63)		(136)		(26)		(392)		(800)
Profit (loss) from operations	403		538		1,687		(2,386)		(392)		(150)
Net finance income (expense)	(119)		(47)		(60)		(27)		35		(218)
Non-operating income (expense)	50		(9)		(15)		(2)		(121)		(97)
Share of loss of associates and joint ventures	(2)		—		—		—		(1)		(3)
Profit (loss) before taxes	332		482		1,612		(2,415)		(479)		(468)
Capital expenditures	1,757		307		1,197		191		16		3,468
Goodwill	399		—		702		—		—		1,101
Total assets	12,740		3,904		16,032		3,916		2,758		39,350

Schedule of Geographical Areas

(CAD$ in millions)	December 31, 2020		December 31, 2019
Canada	$	22,410	$	22,033
Chile	10,555		8,697
United States	1,710		1,567
Peru	1,483		1,499
Other	157		149
	$	36,315	$	33,945