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Financial Instruments - Long-Term Debt (Details) - USD ($) $ in Millions	Sep. 28, 2025	Dec. 31, 2024
Debt Instrument [Line Items]
Net unamortized discounts, premiums and debt issuance costs	$ (3)	$ (12)
Total long-term debt, carried at historical proceeds, as adjusted	57,409	57,405
Unsecured Debt [Member]
Debt Instrument [Line Items]
Total long-term debt, principal amount	57,006	57,147
Net fair value adjustments related to hedging and purchase accounting	864	701
Net unamortized discounts, premiums and debt issuance costs	(461)	(444)
Total long-term debt, carried at historical proceeds, as adjusted	$ 57,409	$ 57,405

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Debt Instrument, Fair Value Adjustments, Hedging And Purchase Accounting, Noncurrent

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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