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SEGMENTS - Financial Performance of Company's Reporting Segments (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2024 | Dec. 31, 2023 | Sep. 30, 2023 | Jun. 30, 2023 | Mar. 31, 2023 | Dec. 31, 2023
Segment Reporting Information [Line Items] |  |  |  |  |  |  |
Net revenues and financial income | $ 4,333 | $ 4,409 | $ 3,927 | $ 3,585 | $ 3,186 | [1] | $ 15,107
Direct costs | (3,303) |  |  |  | (2,338) |  |
Direct contribution | 1,030 |  |  |  | 848 |  |
Operating expenses and indirect costs of net revenues and financial expenses | (502) |  |  |  | (430) |  |
Income from operations | 528 | 335 | 785 | 669 | 418 | [1] | 2,207
Other income (expenses): |  |  |  |  |  |  |
Interest income and other financial gains | 25 | 40 | 38 | 34 | 23 | [1] | 135
Interest expense and other financial losses | (38) | (38) | (53) | (49) | (34) | [1] | (174)
Foreign currency losses, net | (34) | (107) | (239) | (182) | (87) | [1] | (615)
Net income before income tax expense and equity in earnings of unconsolidated entity | 481 | $ 230 | $ 531 | $ 472 | 320 | [1] | $ 1,553
Operating Segments |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |
Net revenues and financial income |  |  |  |  | 3,186 |  |
Operating Segments | Brazil |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |
Net revenues and financial income | 2,571 |  |  |  | 1,639 |  |
Direct costs | (2,010) |  |  |  | (1,318) |  |
Direct contribution | 561 |  |  |  | 321 |  |
Operating Segments | Argentina |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |
Net revenues and financial income | 615 |  |  |  | 787 |  |
Direct costs | (391) |  |  |  | (419) |  |
Direct contribution | 224 |  |  |  | 368 |  |
Operating Segments | Mexico |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |
Net revenues and financial income | 971 |  |  |  | 610 |  |
Direct costs | (747) |  |  |  | (464) |  |
Direct contribution | 224 |  |  |  | 146 |  |
Operating Segments | Other Countries |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |
Net revenues and financial income | 176 |  |  |  | 150 |  |
Direct costs | (155) |  |  |  | (137) |  |
Direct contribution | $ 21 |  |  |  | $ 13 |  |
[1] | Recast for consistency with the current presentation due to the change in the presentation of certain financial results. Please refer to Note 2 – Summary of significant accounting policies - Change in the presentation of certain financial results and reclassification of prior year results.

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