INTERIM CONSOLIDATED STATEMENTS OF INCOME - CAD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Revenues (Note 3)
Total revenues	$ 3,549	$ 3,339	$ 10,672	$ 8,779
Operating expenses
Compensation and benefits (Note 8)	644	598	1,946	1,695
Fuel	419	430	1,343	1,153
Materials (Note 8)	99	90	290	260
Equipment rents	89	91	253	201
Depreciation and amortization (Note 8)	472	451	1,412	1,086
Purchased services and other (Note 8)	623	506	1,809	1,438
Total operating expenses	2,346	2,166	7,053	5,833
Operating income	1,203	1,173	3,619	2,946
Less:
Equity earnings of Kansas City Southern (Note 8, 9)	0	0	0	(230)
Other expense (income) (Note 8, 10)	1	13	(41)	36
Other components of net periodic benefit recovery (Note 12)	(89)	(85)	(265)	(254)
Net interest expense (Note 8)	192	207	598	565
Remeasurement loss of Kansas City Southern (Note 8)	0	0	0	7,175
Income before income taxes	1,099	1,038	3,327	(4,346)
Income (loss) before income tax expense (recovery)
Current income tax expense (Note 4)	257	255	773	674
Deferred income tax expense (recovery) (Note 4, 8)	5	3	40	(7,925)
Income tax expense (recovery) (Note 4)	262	258	813	(7,251)
Net income	837	780	2,514	2,905
Less: Net (loss) income attributable to non-controlling interest (Note 8)	0	0	(3)	1
Net income attributable to controlling shareholders	$ 837	$ 780	$ 2,517	$ 2,904
Earnings per share (Note 5)
Basic earnings per share (in dollars per share)	$ 0.90	$ 0.84	$ 2.70	$ 3.12
Diluted earnings per share (in dollars per share)	$ 0.90	$ 0.84	$ 2.69	$ 3.11
Weighted-average number of shares (millions) (Note 5)
Basic (in shares)	933.2	931.5	932.8	931.1
Diluted (in shares)	935.3	933.9	934.8	933.7
Dividends declared per share (in dollars per share)	$ 0.19	$ 0.19	$ 0.57	$ 0.57
Freight
Revenues (Note 3)
Total revenues	$ 3,461	$ 3,266	$ 10,422	$ 8,584
Non-freight
Revenues (Note 3)
Total revenues	$ 88	$ 73	$ 250	$ 195