CONTRACT AND OTHER DEFERRED ASSETS & CONTRACT LIABILITIES AND DEFERRED INCOME- Narrative (Details) - USD ($) $ in Millions |
9 Months Ended | |
|---|---|---|
Sep. 30, 2025 |
Sep. 30, 2024 |
|
| Contractors [Abstract] | ||
| Increase (decrease) in contract and other deferred assets | $ 795 | |
| Increase (decrease) in contract liabilities and deferred income | 2,560 | |
| Increase (decrease) to net contractual service agreements due to revenues recognized | 3,824 | |
| Increase (decrease) to net contractual service agreements due to billings | (3,781) | |
| Contract with customer, favorable (unfavorable) change in estimated profitability | (36) | |
| Revenue recognized included in contract liability | $ 9,754 | $ 7,761 |