Quarterly report [Sections 13 or 15(d)]

Fair Value (Detail)

v3.25.3
Fair Value (Detail) - USD ($)
$ in Millions
Sep. 27, 2025
Dec. 28, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Reverse repurchase agreements $ 4,369 $ 2,654
Derivative assets, Fair Value Disclosure 710 948
Derivative Liability, Fair Value Disclosure 643 1,084
Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Fair Value Disclosure 31,662 23,261
Liabilities, Fair Value Disclosure 7,078 1,867
Fair Value, Nonrecurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Grants & loans Receivable, Reverse repurchase agreements, CV 1,000 1,700
Marketable Equity Securities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 572 848
Cash Equivalents | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Reverse repurchase agreements 4,369 2,654
Cash Equivalents | Corporate Debt Securities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 944 0
Cash Equivalents | Fixed Income Securities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 5,160 4,864
Short-Term Investments | Corporate Debt Securities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 6,066 5,365
Short-Term Investments | Fixed Income Securities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 3,686 3,551
Short-Term Investments | Government Debt | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 10,042 4,897
Other Current Assets | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative assets, Fair Value Disclosure 822 1,081
Other Long-Term Assets | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative assets, Fair Value Disclosure 1 1
Other Accrued Liabilities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Liability, Fair Value Disclosure 2,599 696
Other Long-Term Liabilities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Liability, Fair Value Disclosure 4,479 1,171
Level 1 | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Fair Value Disclosure 10,293 5,545
Liabilities, Fair Value Disclosure 5,613 0
Level 1 | Marketable Equity Securities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 572 848
Level 1 | Cash Equivalents | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Reverse repurchase agreements 0 0
Level 1 | Cash Equivalents | Corporate Debt Securities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 0 0
Level 1 | Cash Equivalents | Fixed Income Securities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 3,813 4,121
Level 1 | Short-Term Investments | Corporate Debt Securities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 0 0
Level 1 | Short-Term Investments | Fixed Income Securities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 286 195
Level 1 | Short-Term Investments | Government Debt | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 5,280 33
Level 1 | Other Current Assets | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative assets, Fair Value Disclosure 342 348
Level 1 | Other Long-Term Assets | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative assets, Fair Value Disclosure 0 0
Level 1 | Other Accrued Liabilities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Liability, Fair Value Disclosure 2,058 0
Level 1 | Other Long-Term Liabilities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Liability, Fair Value Disclosure 3,555 0
Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair value of issued debt 42,300 43,500
Level 2 | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Fair Value Disclosure 21,369 17,716
Liabilities, Fair Value Disclosure 591 978
Level 2 | Marketable Equity Securities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 0 0
Level 2 | Cash Equivalents | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Reverse repurchase agreements 4,369 2,654
Level 2 | Cash Equivalents | Corporate Debt Securities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 944 0
Level 2 | Cash Equivalents | Fixed Income Securities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 1,347 743
Level 2 | Short-Term Investments | Corporate Debt Securities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 6,066 5,365
Level 2 | Short-Term Investments | Fixed Income Securities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 3,400 3,356
Level 2 | Short-Term Investments | Government Debt | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 4,762 4,864
Level 2 | Other Current Assets | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative assets, Fair Value Disclosure 480 733
Level 2 | Other Long-Term Assets | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative assets, Fair Value Disclosure 1 1
Level 2 | Other Accrued Liabilities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Liability, Fair Value Disclosure 422 562
Level 2 | Other Long-Term Liabilities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Liability, Fair Value Disclosure 169 416
Level 3 | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Fair Value Disclosure 0 0
Liabilities, Fair Value Disclosure 874 889
Level 3 | Marketable Equity Securities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 0 0
Level 3 | Cash Equivalents | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Reverse repurchase agreements 0 0
Level 3 | Cash Equivalents | Corporate Debt Securities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 0 0
Level 3 | Cash Equivalents | Fixed Income Securities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 0 0
Level 3 | Short-Term Investments | Corporate Debt Securities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 0 0
Level 3 | Short-Term Investments | Fixed Income Securities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 0 0
Level 3 | Short-Term Investments | Government Debt | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments, Fair Value Disclosure 0 0
Level 3 | Other Current Assets | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative assets, Fair Value Disclosure 0 0
Level 3 | Other Long-Term Assets | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative assets, Fair Value Disclosure 0 0
Level 3 | Other Accrued Liabilities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Liability, Fair Value Disclosure 119 134
Level 3 | Other Long-Term Liabilities | Fair Value, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Liability, Fair Value Disclosure $ 755 $ 755