Financing (Narrative) (Details) € in Millions		3 Months Ended
	Apr. 16, 2026 USD ($)	Mar. 27, 2026 USD ($)	Mar. 27, 2026 EUR (€)	Mar. 18, 2026 EUR (€)	Dec. 31, 2025 USD ($)	Dec. 31, 2025 EUR (€)
Debt Instrument [Line Items]
Debt discounts, premiums and debt issuance costs		$ 90,000,000			$ 93,000,000
Borrowings outstanding		17,561,000,000			18,416,000,000
Borrowings outstanding		18,484,000,000			18,418,000,000
Multi-year Credit Facility | Revolving credit facility | Line of credit
Debt Instrument [Line Items]
Line of credit facility		5,000,000,000.0
Borrowings outstanding		0
Euro-denominated commercial paper
Debt Instrument [Line Items]
Borrowings outstanding		$ 2,800,000,000
Euro-denominated commercial paper | Commercial paper
Debt Instrument [Line Items]
Weighted average interest rate of long-term debt, interest rate		2.30%	2.30%
Weighted average maturity of long-term debt, at point in time		81 days
Borrowings outstanding		$ 2,825,000,000	€ 2,500		1,097,000,000	€ 933
U.S. dollar-denominated commercial paper | Commercial paper
Debt Instrument [Line Items]
Borrowings outstanding		0
364-Day Facility | Revolving credit facility | Subsequent event
Debt Instrument [Line Items]
Line of credit facility	$ 5,000,000,000.0
Debt term	364 days
Debt conversion fee equal to amount of principal outstanding, percentage	0.50%
Commitment fee percentage	0.04%
Consolidated Leverage Ratio to be maintained	0.65
364-Day Facility | Revolving credit facility | Subsequent event | Debt Rate, Condition Two
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate	1.00%
364-Day Facility | Revolving credit facility | Subsequent event | Fed funds rate
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate	0.05%
364-Day Facility | Revolving credit facility | Subsequent event | Secured Overnight Financing Rate (SOFR) | Debt Rate, Condition One
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate	1.00%
364-Day Facility | Revolving credit facility | Subsequent event | Minimum | Debt Rate, Condition Two
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate	0.00%
364-Day Facility | Revolving credit facility | Subsequent event | Minimum | Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate	0.585%
364-Day Facility | Revolving credit facility | Subsequent event | Maximum | Debt Rate, Condition Two
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate	0.085%
364-Day Facility | Revolving credit facility | Subsequent event | Maximum | Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate	1.085%
0.2% senior notes due 2026 | Senior notes
Debt Instrument [Line Items]
Borrowings outstanding		$ 0			$ 1,469,000,000
Aggregate principal amount | €			€ 1,300	€ 1,300		€ 1,300