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OTHER FINANCIAL LIABILITIES (Details) - (Details Narrative) - USD ($) | 7 Months Ended | 12 Months Ended
--- | --- | ---
Jul. 24, 2019 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
OTHER FINANCIAL LIABILITIES (Details) - (Details Narrative) [Line Items] |  |  |  |
Bonds were placed at an issue price |  | 99.309% |  |
Description allocated funds |  | The funds from the issuance were allocated 50% to the refinancing of liabilities, 30% for the financing of investments and 20% for general corporate purposes. |  |
Total obligations with financial institutions |  | $ 7,193,527,000 | $ 7,261,726,000 | $ 11,038,612,000
Expiration of offer |  | 238,412,000 | 54,007,000,000 | 85,070,000,000
Expiration of offer redeemed | $ 238,162,000 | 250,000 |  |
Unused bonds |  | 262,000,000 |  |
Obligation With The Public [Member] |  |  |  |
OTHER FINANCIAL LIABILITIES (Details) - (Details Narrative) [Line Items] |  |  |  |
Total obligations with financial institutions |  | 2,064,934,000 | 1,553,079,000 | 1,584,066,000
Bank Loans [Member] |  |  |  |
OTHER FINANCIAL LIABILITIES (Details) - (Details Narrative) [Line Items] |  |  |  |
Total obligations with financial institutions |  | 217,255,000 | $ 222,741,000 | $ 321,633,000
Latam Finance Limited [Member] | Obligation With The Public [Member] |  |  |  |
OTHER FINANCIAL LIABILITIES (Details) - (Details Narrative) [Line Items] |  |  |  |
Unsecured long-term bonds for a nominal amount |  | $ 600,000,000 |  |
Annual interest rate |  | 7.00% |  |
Latam Finance Limited [Member] | Series C Bond [Member] | Obligation With The Public [Member] |  |  |  |
OTHER FINANCIAL LIABILITIES (Details) - (Details Narrative) [Line Items] |  |  |  |
Borrowings, maturity |  | The total amount issued was UF 5,000,000 with an expiration date on April 15, 2029 and a 3.60% annual coupon rate with semiannual interest payments. The placement rate was 2.73%, equivalent to an amount of ThUS$ 215,093. |  |
Tam Linhas Aereas S.A. [Member] | Bank Loans [Member] |  |  |  |
OTHER FINANCIAL LIABILITIES (Details) - (Details Narrative) [Line Items] |  |  |  |
Description of collateral |  | On July 11, 2019, LATAM Finance Limited, a company incorporated in the Cayman Islands with limited liability and exclusive property of LATAM Airlines Group SA, issued a re-opening of the LATAM 2026 bond, issued on February 11 of 2019, for US $ 200,000,000. This re-opening had a placement rate of 5.979%. |  |
TAM Capital 3 Inc [Member] | Obligation With The Public [Member] |  |  |  |
OTHER FINANCIAL LIABILITIES (Details) - (Details Narrative) [Line Items] |  |  |  |
Total obligations with financial institutions |  | $ 500,000,000 |  |

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