CONTRACT ASSETS AND LIABILITIES - Narrative (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 28, 2026 |
Jun. 29, 2025 |
Jun. 28, 2026 |
Jun. 29, 2025 |
|
| Capitalized Contract Cost [Line Items] | ||||
| Increase in contract assets | $ 3,037 | $ 2,178 | ||
| Impairment loss | $ 0 | $ 0 | 0 | 0 |
| Decrease in contract liabilities | 711 | (360) | ||
| Liability, revenue recognized | $ 1,800 | $ 1,300 | 4,800 | $ 4,500 |
| F-35 Program At Aeronautics and Tactical and Strike Missiles at MFC | ||||
| Capitalized Contract Cost [Line Items] | ||||
| Increase in contract assets | 3,000 | |||
| Missile Defense Programs At MFC | ||||
| Capitalized Contract Cost [Line Items] | ||||
| Decrease in contract liabilities | $ 711 | |||