Share-Based Compensation - Stock Options and Stock Appreciation Rights Activity (Details) - USD ($) $ / shares in Units, $ in Millions		1 Months Ended	12 Months Ended
		Nov. 30, 2024	Dec. 31, 2024
Options and SARs
Number of Options / SARs
Outstanding, beginning of year (in shares)			12,536,593
Granted (in shares)	[1]		2,172,916
Exercised (in shares)			(2,270,334)
Forfeited or expired (in shares)			(10,141)
Outstanding, end of year (in shares)			12,429,034
Exercisable, end of year (in shares)			9,710,426
Weighted Average Exercise Price
Outstanding, beginning of year, weighted average exercise price			$ 31.14
Granted, weighted average exercise price	[1]		145.88
Exercised, weighted average exercise price			22.82
Forfeited or expired, weighted average exercise price			46.47
Outstanding, end of year, weighted average exercise price			48.54
Exercisable, end of year, weighted average exercise price			$ 26.55
Weighted average contractual term, outstanding, end of year			4 years 8 months 8 days
Weighted average contractual term, exercisable, end of year			3 years 4 months 24 days
Aggregate intrinsic value, outstanding, end of year			$ 665
Aggregate intrinsic value, exercisable, end of year			$ 639
Premium-priced stock option awards
Number of Options / SARs
Granted (in shares)		1,750,000	1,750,000
Weighted Average Exercise Price
Granted, weighted average exercise price			$ 161.24

[1] Includes 1.75 million premium-priced stock options with a weighted average exercise price of $161.24 per share.