Earnings per share (Tables)

9 Months Ended

Sep. 30, 2025

Earnings Per Share [Abstract]

Schedule of Shares Used in the Earnings Per Share Calculations

	For the three months ended September 30				For the nine months ended September 30
(in millions, except per share data)	2025		2024		2025		2024
Net income attributable to controlling shareholders	$	920	$	837	$	3,064	$	2,517
Weighted-average basic shares outstanding	910.4		933.2		922.4		932.8
Dilutive effect of stock options	1.0		2.1		1.0		2.0
Weighted-average diluted shares outstanding	911.4		935.3		923.4		934.8
Earnings per share - basic	$	1.01	$	0.90	$	3.32	$	2.70
Earnings per share - diluted	$	1.01	$	0.90	$	3.32	$	2.69