Other liabilities (Tables)

12 Months Ended

Dec. 31, 2024

Subclassifications of assets, liabilities and equities [abstract]

Disclosure of other liabilities

		December 31,		December 31,
As at	Note	2024		2023
Retirement liabilities		$	97	$	106
Non-current portion of reforestation obligations		47		53
Non-current portion of decommissioning obligations		24		16
Non-current portion of lease obligations		19		26
Export duties	26	46		24
Electricity swaps	23	8		12
Other		22		22
		$	264	$	260

Disclosure of other provisions

		Reforestation				Decommissioning
	Note	2024		2023		2024		2023
Beginning of year		$	92	$	93	$	37	$	35
Acquisition	3	—		3		1		1
Transfer to disposal groups held for sale	6	—		—		—		(2)
Liabilities recognized		49		46		9		3
Liabilities settled		(61)		(52)		(4)		(1)
Change in estimates		10		—		3		—
Foreign exchange		(7)		2		(3)		1
End of year		83		92		43		37
Less: current portion		(36)		(39)		(19)		(21)
		$	47	$	53	$	24	$	16