Financing (Components of Debt) (Details) € in Millions, SFr in Millions, $ in Millions, ¥ in Billions	Sep. 26, 2025 USD ($)	Sep. 26, 2025 EUR (€)	Sep. 26, 2025 JPY (¥)	Sep. 26, 2025 CHF (SFr)	Sep. 15, 2025 USD ($)	Dec. 31, 2024 USD ($)	Dec. 31, 2024 EUR (€)	Dec. 31, 2024 JPY (¥)	Dec. 31, 2024 CHF (SFr)
Debt Instrument [Line Items]
Subtotal	$ 16,856					$ 16,005
Less: currently payable	(23)					(505)
Long-term debt	16,833					15,500
Other
Debt Instrument [Line Items]
Subtotal	34					13
Commercial paper | Euro-denominated commercial paper
Debt Instrument [Line Items]
Subtotal	1,092	€ 933				965	€ 931
Senior notes | 3.35% senior notes due 2025
Debt Instrument [Line Items]
Subtotal	$ 0					$ 500
Interest rate of debt instrument	3.35%	3.35%	3.35%	3.35%		3.35%	3.35%	3.35%	3.35%
Aggregate principal amount	$ 500				$ 500	$ 500
Senior notes | 0.2% senior notes due 2026
Debt Instrument [Line Items]
Subtotal	$ 1,462					$ 1,293
Interest rate of debt instrument	0.20%	0.20%	0.20%	0.20%		0.20%	0.20%	0.20%	0.20%
Aggregate principal amount | €		€ 1,300					€ 1,300
Senior notes | 2.1% senior notes due 2026
Debt Instrument [Line Items]
Subtotal	$ 936					$ 828
Interest rate of debt instrument	2.10%	2.10%	2.10%	2.10%		2.10%	2.10%	2.10%	2.10%
Aggregate principal amount | €		€ 800					€ 800
Senior notes | 0.3% senior notes due 2027
Debt Instrument [Line Items]
Subtotal	$ 206					$ 195
Interest rate of debt instrument	0.30%	0.30%	0.30%	0.30%		0.30%	0.30%	0.30%	0.30%
Aggregate principal amount | ¥			¥ 30.8					¥ 30.8
Senior notes | 1.2% senior notes due 2027
Debt Instrument [Line Items]
Subtotal	$ 701					$ 620
Interest rate of debt instrument	1.20%	1.20%	1.20%	1.20%		1.20%	1.20%	1.20%	1.20%
Aggregate principal amount | €		€ 600					€ 600
Senior notes | 0.45% senior notes due 2028
Debt Instrument [Line Items]
Subtotal	$ 1,460					$ 1,291
Interest rate of debt instrument	0.45%	0.45%	0.45%	0.45%		0.45%	0.45%	0.45%	0.45%
Aggregate principal amount | €		€ 1,300					€ 1,300
Senior notes | 2.6% senior notes due 2029
Debt Instrument [Line Items]
Subtotal	$ 798					$ 797
Interest rate of debt instrument	2.60%	2.60%	2.60%	2.60%		2.60%	2.60%	2.60%	2.60%
Aggregate principal amount	$ 800					$ 800
Senior notes | 2.5% senior notes due 2030
Debt Instrument [Line Items]
Subtotal	$ 936					$ 829
Interest rate of debt instrument	2.50%	2.50%	2.50%	2.50%		2.50%	2.50%	2.50%	2.50%
Aggregate principal amount | €		€ 800					€ 800
Senior notes | 0.75% senior notes due 2031
Debt Instrument [Line Items]
Subtotal	$ 2,041					$ 1,805
Interest rate of debt instrument	0.75%	0.75%	0.75%	0.75%		0.75%	0.75%	0.75%	0.75%
Aggregate principal amount | €		€ 1,800					€ 1,800
Senior notes | 0.65% senior notes due 2032
Debt Instrument [Line Items]
Subtotal	$ 355					$ 337
Interest rate of debt instrument	0.65%	0.65%	0.65%	0.65%		0.65%	0.65%	0.65%	0.65%
Aggregate principal amount | ¥			¥ 53.2					¥ 53.2
Senior notes | 1.35% senior notes due 2039
Debt Instrument [Line Items]
Subtotal	$ 1,450					$ 1,282
Interest rate of debt instrument	1.35%	1.35%	1.35%	1.35%		1.35%	1.35%	1.35%	1.35%
Aggregate principal amount | €		€ 1,300					€ 1,300
Senior notes | 3.25% senior notes due 2039
Debt Instrument [Line Items]
Subtotal	$ 892					$ 892
Interest rate of debt instrument	3.25%	3.25%	3.25%	3.25%		3.25%	3.25%	3.25%	3.25%
Aggregate principal amount	$ 900					$ 900
Senior notes | 4.375% senior notes due 2045
Debt Instrument [Line Items]
Subtotal	$ 500					$ 499
Interest rate of debt instrument	4.375%	4.375%	4.375%	4.375%		4.375%	4.375%	4.375%	4.375%
Aggregate principal amount	$ 500					$ 500
Senior notes | 1.8% senior notes due 2049
Debt Instrument [Line Items]
Subtotal	$ 870					$ 769
Interest rate of debt instrument	1.80%	1.80%	1.80%	1.80%		1.80%	1.80%	1.80%	1.80%
Aggregate principal amount | €		€ 750					€ 750
Senior notes | 3.4% senior notes due 2049
Debt Instrument [Line Items]
Subtotal	$ 891					$ 890
Interest rate of debt instrument	3.40%	3.40%	3.40%	3.40%		3.40%	3.40%	3.40%	3.40%
Aggregate principal amount	$ 900					$ 900
Senior notes | 2.6% senior notes due 2050
Debt Instrument [Line Items]
Subtotal	$ 982					$ 982
Interest rate of debt instrument	2.60%	2.60%	2.60%	2.60%		2.60%	2.60%	2.60%	2.60%
Aggregate principal amount	$ 1,000					$ 1,000
Senior notes | 2.8% senior unsecured notes due 2051
Debt Instrument [Line Items]
Subtotal	$ 985					$ 985
Interest rate of debt instrument	2.80%	2.80%	2.80%	2.80%		2.80%	2.80%	2.80%	2.80%
Aggregate principal amount	$ 1,000					$ 1,000
Bonds | 1.125% senior bonds due 2028
Debt Instrument [Line Items]
Subtotal	$ 265					$ 233
Interest rate of debt instrument	1.125%	1.125%	1.125%	1.125%		1.125%	1.125%	1.125%	1.125%
Aggregate principal amount | SFr				SFr 210					SFr 210