Capital Stock (Tables)

12 Months Ended

Dec. 31, 2025

Capital Stock [Abstract]

Schedule of Fair Value Assumptions


Option Value and Assumptions
	2025		2024		2023
Weighted-average fair value per share	$141.40		$118.22		$83.59
Assumptions:
Risk-free interest rate	4.4%		4.3%		4.0%
Expected dividend yield	0.9%		1.1%		1.2%
Expected stock price volatility	29.1%		29.9%		29.0%
Expected option life (years)	6.4		6.3		6.2

Summary of Stock Option Activity


2025 Stock Option Activity
	Shares (in millions)		Weighted- Average Exercise Price		Weighted- Average Remaining Term (in years)		Aggregate Intrinsic Value
Outstanding January 1	10.8		$214.87
Granted	1.0		392.36
Exercised	(1.2)		158.83
Canceled or forfeited	(0.2)		313.05
Outstanding December 31	10.4		$234.56		5.0		$1,246.1
Exercisable December 31	6.9		$195.53		3.7		$1,073.4
Options expected to vest	3.3		$309.91		7.5		$166.7

Summary of RSU and PSU Activity


Restricted Stock Units (RSUs) and Performance Stock Units (PSUs) Activity
	Shares (in millions)				Weighted-Average Grant Date Fair Value
	RSUs		PSUs		RSUs		PSUs
Nonvested on January 1	0.7		0.2		$290.58		$287.51
Granted	0.3		0.1		385.68		334.24
Vested	(0.3)		(0.1)		277.40		254.47
Canceled or forfeited	(0.1)		—		337.17		—
Nonvested on December 31	0.6		0.2		$344.25		$333.06