Long-Term Incentive Plans - Summary of activity related to restricted stock awards (Details) - Restricted stock awards and restricted stock units shares in Millions	12 Months Ended
	Dec. 31, 2025 $ / shares shares
Number of Shares/Units (In millions)
Beginning balance (in shares) | shares	2.5
Granted (in shares) | shares	1.4
Vested (in shares) | shares	(0.7)
Forfeited (in shares) | shares	(0.1)
Ending balance (in shares) | shares	3.1
Weighted-Average Grant Date Fair Value
Beginning balance (in dollars of shares) | $ / shares	$ 760.35
Granted (in dollars of shares) | $ / shares	718.94
Vested (in dollars of shares) | $ / shares	734.49
Forfeited (in dollars of shares) | $ / shares	753.77
Ending balance (in dollars of shares) | $ / shares	$ 748.08