Change in non-cash working capital balances related to operations (Tables)

12 Months Ended

Dec. 31, 2024

Supplemental Cash Flow Elements [Abstract]

Changes In Non-cash Working Capital Balances Related To Operations

For the year ended December 31 (in millions of Canadian dollars)	2024		2023		2022
(Use) source of cash:
Accounts receivable, net	$	(133)	$	(317)	$	(147)
Materials and supplies	(36)		1		(27)
Other current assets	(9)		(49)		(13)
Accounts payable and accrued liabilities	202		57		95
Change in non-cash working capital balances related to operations	$	24	$	(308)	$	(92)