Restructuring Charges and Other Costs Associated with Acquisitions and Cost-Reduction/Productivity Initiatives - Schedule of Components and Changes in Restructuring Accruals (Detail) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jun. 28, 2026 |
Jun. 29, 2025 |
Jun. 28, 2026 |
Jun. 29, 2025 |
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| Restructuring Reserve [Roll Forward] | ||||||||||||
| Balance, beginning | [1] | $ 1,910 | ||||||||||
| Provision | [2] | $ 419 | $ (74) | 468 | $ 547 | |||||||
| Utilization and other | [3] | (695) | ||||||||||
| Balance, ending | [4] | 1,682 | 1,682 | |||||||||
| Balance Sheet Location [Axis]: us-gaap:OtherLiabilitiesCurrent | ||||||||||||
| Restructuring Reserve [Roll Forward] | ||||||||||||
| Balance, beginning | 1,400 | |||||||||||
| Balance, ending | 972 | 972 | ||||||||||
| Balance Sheet Location [Axis]: us-gaap:OtherLiabilitiesNoncurrent | ||||||||||||
| Restructuring Reserve [Roll Forward] | ||||||||||||
| Balance, beginning | 466 | |||||||||||
| Balance, ending | 710 | 710 | ||||||||||
| Employee Termination Costs [Member] | ||||||||||||
| Restructuring Reserve [Roll Forward] | ||||||||||||
| Balance, beginning | [1] | 1,783 | ||||||||||
| Provision | 369 | |||||||||||
| Utilization and other | [3] | (577) | ||||||||||
| Balance, ending | [4] | 1,575 | 1,575 | |||||||||
| Asset Impairment Charges [Member] | ||||||||||||
| Restructuring Reserve [Roll Forward] | ||||||||||||
| Balance, beginning | [1] | 0 | ||||||||||
| Provision | 82 | |||||||||||
| Utilization and other | [3] | (82) | ||||||||||
| Balance, ending | [4] | 0 | 0 | |||||||||
| Exit Costs [Member] | ||||||||||||
| Restructuring Reserve [Roll Forward] | ||||||||||||
| Balance, beginning | [1] | 127 | ||||||||||
| Provision | 17 | |||||||||||
| Utilization and other | [3] | (36) | ||||||||||
| Balance, ending | [4] | $ 107 | $ 107 | |||||||||
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