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Revenue (Narrative) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Jan. 02, 2026 | Jan. 03, 2025 | Dec. 29, 2023
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |
Revenue recognized from performance obligations | $ 48 | $ 30 | $ 15
Revenue, remaining performance obligation | 13,300 |  |
Operating income (loss) | 778 | 659 | $ 449
Contract assets | 280 | 271 |
Contract liabilities | 331 | $ 328 |
Contract liability, revenue recognized | $ 233 |  |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-01-03 |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |
Revenue, remaining performance obligation, expected to be satisfied (as a percentage) | 36.00% |  |
Revenue, remaining performance obligation, expected timing of satisfaction (year) | 1 year |  |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2027-01-02 |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |
Revenue, remaining performance obligation, expected to be satisfied (as a percentage) | 41.00% |  |
Revenue, remaining performance obligation, expected timing of satisfaction (year) | 4 years |  |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2030-12-28 |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |
Revenue, remaining performance obligation, expected to be satisfied (as a percentage) | 23.00% |  |
Revenue, remaining performance obligation, expected timing of satisfaction (year) |  |  |
LNG Project |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |
Operating income (loss) | $ 134 |  |

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