Shareholders' Equity (Shareholders' Equity, Accumulated Other Comprehensive Loss, Common Stock, and Preferred Stock) (Details) - USD ($)		12 Months Ended
		Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Class of Stock [Line Items]
Issued		1,065,000,000	1,065,000,000
Treasury Stock, Shares		197,000,000	176,000,000
Total shares of common stock outstanding		868,000,000	889,000,000
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax	[1]	$ (234,000,000)	$ (207,000,000)
Other		(37,000,000)	(40,000,000)
Accumulated other comprehensive loss		$ (353,000,000)	$ (331,000,000)
Common Stock, Number of Shares, Par Value and Other Disclosures [Abstract]
Stock Repurchased During Period, Shares		30,500,000	22,700,000
Stock authorized to repurchase		$ 3,000,000,000.0
Number of shares of common stock repurchased from inception (in shares)		284,000,000
Approximate value of shares of common stock repurchased from inception		$ 11,100,000,000
Preferred Stock, Number of Shares, Par Value and Other Disclosures [Abstract]
Number of shares of preferred stock that are authorized for issuance (in shares)		5,000,000
Number of shares preferred stock that are issued at period end (in shares)		0
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax		$ (82,000,000)	$ (84,000,000)
Stock plans		241,000,000	282,000,000	$ 395,000,000
Retained Earnings
Preferred Stock, Number of Shares, Par Value and Other Disclosures [Abstract]
Stock plans		105,000,000	98,000,000	$ 275,000,000
Foreign Plan [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Net actuarial losses		$ 233,000,000	$ 209,000,000

[1] Included net actuarial losses for our international pension plans of $233 million at December 31, 2024 and $209 million at December 31, 2023.