CONTRACT AND OTHER DEFERRED ASSETS, CONTRACT LIABILITIES AND DEFERRED INCOME & PROGRESS COLLECTIONS - Narrative (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
|
| Capitalized Contract Cost [Line Items] | ||
| Contract assets (liabilities) and other deferred assets (income), increase net liability position | $ 350 | |
| Increase (decrease) in long-term service agreement liabilities | 272 | |
| Revenue recognized, contract liability | 2,040 | $ 1,881 |
| Increase in progress collections and deferred income due to timing of revenue recognition | 147 | |
| Long-term service agreements | ||
| Capitalized Contract Cost [Line Items] | ||
| Increase (decrease) due to billings | 1,902 | |
| Net favorable (unfavorable) change in estimated profitability | (279) | |
| Revenues recognized, contract asset | $ 1,867 | |