CONTRACT AND OTHER DEFERRED ASSETS & CONTRACT LIABILITIES AND DEFERRED INCOME- Narrative (Details) - USD ($) $ in Millions |
9 Months Ended | |
|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
|
| Contractors [Abstract] | ||
| Increase (decrease) in contract and other deferred assets | $ 120 | |
| Increase (decrease) in contract liabilities and deferred income | 19,797 | |
| Increase (decrease) to net contractual service agreements due to billings | (3,711) | |
| Contract with customer, favorable (unfavorable) change in estimated profitability | (293) | |
| Contract asset, revenues recognized | 3,906 | |
| Contract liability, revenue recognized | $ 10,688 | $ 9,754 |