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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details) $ / shares in Units, $ in Millions | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 30, 2025 USD ($) $ / shares shares | Sep. 30, 2024 USD ($) $ / shares | Sep. 30, 2025 USD ($) $ / shares shares | Sep. 30, 2024 USD ($) $ / shares | Dec. 31, 2024 USD ($) | Sep. 13, 2024
Significant Accounting Policies [Line Items] |  |  |  |  |  |
Long-lived assets, intangible assets and goodwill located in the foreign operations | $ 4,293 |  | $ 4,293 |  | $ 2,632 |
Supplier finance program | 568 |  | 568 |  | 425 |
Aggregate gain included in net revenues arising from financing transactions, net of the costs recognized on sale of credit card receivables, | 572 | $ 439 | 1,641 | $ 1,274 |  |
Net revenues and financial income | 5,205 | 3,895 | 14,199 | 10,701 |  |
Revenue not recognized | 2,204 | $ 1,417 | 5,935 | $ 4,017 |  |
Allowance for doubtful accounts, loan receivables and chargebacks | 63 |  | 63 |  | 42 |
Contract liabilities from contracts | $ 101 |  | 101 |  | $ 77 |
Deferred revenue, revenue recognized |  |  | $ 75 |  |  |
Weighted average exchange rate increase | 1,333.04 | 942.67 | 1,180.36 | 887.76 |  |
Effective tax rate | 33.80% | 23.70% | 30.10% | 23.80% |  |
Company's contribution to employee social security |  |  |  |  |  | 70.00%
Income tax benefit | $ (215) | $ (123) | $ (620) | $ (397) |  |
Incremental shares related to Independent Director Restricted Stock Unit Award Agreement | shares | 19 |  | 6 |  |  |
Secretariat Of Knowledge Economy Resolution Issued |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |
Income tax benefit | $ 13 | $ 1 | $ 50 | $ 6 |  |
Aggregate per share effect of the Argentine tax holiday (in dollars per share) | $ / shares | $ 0.27 | $ 0.03 | $ 0.99 | $ 0.13 |  |
Social security benefit | $ 17 | $ 11 | $ 3 | $ 31 |  |
Social security adjustment |  | $ (12) |  |  |  |
Argentina |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |
Annual inflation rate | 0.060 | 0.121 | 0.220 | 1.016 |  |
Foreign exchange rate | 1,380 |  | 1,380 |  | 1,032 |
Percentage of increase in exchange rate |  |  | 0.337 | 0.200 |  |
Percentage of increase in weighted average exchange rate | 0.414 |  | 0.330 |  |  |
Spread of exchange rate | 0.117 |  | 0.117 |  | 0.147 |

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