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COMMITMENTS AND CONTINGENCIES - Narrative (Details) |  |  | 1 Months Ended | 3 Months Ended |
--- | --- | --- | --- | --- | ---
Jan. 10, 2024 USD ($) | Apr. 08, 2022 USD ($) | Oct. 31, 2023 USD ($) | Mar. 31, 2024 USD ($) supplier item | Dec. 31, 2023 USD ($)
Loss Contingencies [Line Items] |  |  |  |  |
Reserves for proceeding-related contingencies |  |  |  | $ 112,000,000 |
Aggregate amount for legal actions for which no loss amount has been accrued |  |  |  | 198,000,000 |
Estimated litigation liabilities |  |  |  | 0 |
Loss accrued for reasonably possible legal actions |  |  |  | 2,000,000 |
Amount under dispute |  |  |  | $ 48,000,000 |
Number of purchase commitments entered | supplier |  |  |  | 2 |
Air logistics services agreement term | 5 years | 10 years | 3 years |  |
Committed contract, minimum annual cost | $ 56,000,000 | $ 43,000,000 | $ 66,000,000 |  |
Cloud Platform Services |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Paid in relation to the contract |  |  |  | $ 461,000,000 |
Fully Paid Off Between October 1, 2021 And September 30, 2026 | Cloud Platform Services |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Purchase commitment |  |  |  | 824,000,000 |
Fully Paid Off Between September 17, 2021 And September 17, 2024 | Cloud Platform Services II |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Purchase commitment |  |  |  | 200,000,000 |
Paid in relation to the contract |  |  |  | 80,000,000 |
Brazilian Preliminary |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Provision for disputed amouts |  |  |  | 338,000,000 |
Judicial deposits |  |  |  | 294,000,000 |
Interest income |  |  |  | $ 82,000,000 |
ICMS-DIFAL | Lawsuits Filed In 2021 |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Number of lawsuits pending | item |  |  |  | 3,000,000 |
Buyer Protection Program |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Provision for maximum potential exposure |  |  |  | $ 4,649,000,000 | $ 5,072,000,000
Product liability, contingency, recorded allowance |  |  |  | $ 9,000,000 | $ 8,000,000

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