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FINANCIAL RISK MANAGEMENT, Liquidity Risk (Details) - ARS ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Maturities of financial liabilities [Abstract] |  |  |  |
Loans | [2] | $ 43,869,424 | [1] | $ 45,719,826
During 2022 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 451,566 |  |
During 2023 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 489,482 |  |
During 2024 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 530,581 |  |
From 2026 onwards [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 41,461,029 |  |
Liquidity Risk [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 54,780,020 |  | 57,301,005
Other financial liabilities |  | 4,084,779 |  | 5,322,958
Finance leases |  | 3,587,140 |  | 4,147,076
Liquidity Risk [Member] | Without Specified Maturity [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 0 |  | 0
Other financial liabilities |  | 0 |  | 0
Finance leases |  | 0 |  | 0
Liquidity Risk [Member] | With Specified Maturity Over Due [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 0 |  | 0
Other financial liabilities |  | 216,499 |  | 179,803
Finance leases |  | 63,526 |  | 123,021
Liquidity Risk [Member] | With Specified Maturity Over Due [Member] | Until 12-31-2019 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 0 |  |
Other financial liabilities |  | 215,255 |  |
Finance leases |  | 0 |  |
Liquidity Risk [Member] | With Specified Maturity Over Due [Member] | From 01-01-20 to 03-31-20 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 0 |  |
Other financial liabilities |  | 311 |  |
Finance leases |  | 0 |  |
Liquidity Risk [Member] | With Specified Maturity Over Due [Member] | From 04-01-20 to 06-30-20 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 0 |  |
Other financial liabilities |  | 311 |  |
Finance leases |  | 0 |  |
Liquidity Risk [Member] | With Specified Maturity Over Due [Member] | From 07-01-20 to 09-30-20 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 0 |  |
Other financial liabilities |  | 311 |  |
Finance leases |  | 0 |  |
Liquidity Risk [Member] | With Specified Maturity Over Due [Member] | From 10-01-20 to 12-31-20 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 0 |  |
Other financial liabilities |  | 311 |  |
Finance leases |  | 63,526 |  |
Liquidity Risk [Member] | With Specified Maturity Over Due [Member] | Until 12-31-2018 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  |  |  | 0
Other financial liabilities |  |  |  | 178,111
Finance leases |  |  |  | 0
Liquidity Risk [Member] | With Specified Maturity Over Due [Member] | From 01-01-19 to 03-31-19 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  |  |  | 0
Other financial liabilities |  |  |  | 423
Finance leases |  |  |  | 0
Liquidity Risk [Member] | With Specified Maturity Over Due [Member] | From 04-01-19 to 06-30-19 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  |  |  | 0
Other financial liabilities |  |  |  | 423
Finance leases |  |  |  | 0
Liquidity Risk [Member] | With Specified Maturity Over Due [Member] | From 07-01-19 to 09-30-19 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  |  |  | 0
Other financial liabilities |  |  |  | 423
Finance leases |  |  |  | 0
Liquidity Risk [Member] | With Specified Maturity Over Due [Member] | From 10-01-19 to 12-31-19 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  |  |  | 0
Other financial liabilities |  |  |  | 423
Finance leases |  |  |  | 123,021
Liquidity Risk [Member] | With Specified Maturity Non-Due [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 54,780,020 |  | 57,301,005
Other financial liabilities |  | 3,868,280 |  | 5,143,155
Finance leases |  | 3,523,614 |  | 4,024,055
Liquidity Risk [Member] | With Specified Maturity Non-Due [Member] | From 01-01-21 to 03-31-21 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 0 |  |
Other financial liabilities |  | 3,853,636 |  |
Finance leases |  | 157,361 |  |
Liquidity Risk [Member] | With Specified Maturity Non-Due [Member] | From 04-01-21 to 06-30-21 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 1,420,031 |  |
Other financial liabilities |  | 14,644 |  |
Finance leases |  | 157,361 |  |
Liquidity Risk [Member] | With Specified Maturity Non-Due [Member] | From 07-01-21 to 09-30-21 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 0 |  |
Other financial liabilities |  | 0 |  |
Finance leases |  | 157,361 |  |
Liquidity Risk [Member] | With Specified Maturity Non-Due [Member] | From 10-01-21 to 12-31-21 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 1,420,031 |  |
Other financial liabilities |  | 0 |  |
Finance leases |  | 157,361 |  |
Liquidity Risk [Member] | With Specified Maturity Non-Due [Member] | From 01-01-20 to 03-31-20 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  |  |  | 1,398,847
Other financial liabilities |  |  |  | 5,098,543
Finance leases |  |  |  | 152,469
Liquidity Risk [Member] | With Specified Maturity Non-Due [Member] | From 04-01-20 to 06-30-20 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  |  |  | 1,375,897
Other financial liabilities |  |  |  | 44,612
Finance leases |  |  |  | 152,469
Liquidity Risk [Member] | With Specified Maturity Non-Due [Member] | From 07-01-20 to 09-30-20 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  |  |  | 0
Other financial liabilities |  |  |  | 0
Finance leases |  |  |  | 152,469
Liquidity Risk [Member] | With Specified Maturity Non-Due [Member] | From 10-01-20 to 12-31-20 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  |  |  | 1,375,897
Other financial liabilities |  |  |  | 0
Finance leases |  |  |  | 152,469
Liquidity Risk [Member] | With Specified Maturity Non-Due [Member] | During 2022 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 2,840,063 |  |
Other financial liabilities |  | 0 |  |
Finance leases |  | 629,526 |  |
Liquidity Risk [Member] | With Specified Maturity Non-Due [Member] | During 2023 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 2,840,063 |  |
Other financial liabilities |  | 0 |  |
Finance leases |  | 629,526 |  |
Liquidity Risk [Member] | With Specified Maturity Non-Due [Member] | During 2024 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 2,840,063 |  |
Other financial liabilities |  | 0 |  |
Finance leases |  | 629,526 |  |
Liquidity Risk [Member] | With Specified Maturity Non-Due [Member] | During 2025 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 43,419,769 |  |
Other financial liabilities |  | 0 |  |
Finance leases |  | 629,526 |  |
Liquidity Risk [Member] | With Specified Maturity Non-Due [Member] | From 2026 onwards [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 0 |  |
Other financial liabilities |  | 0 |  |
Finance leases |  | 376,066 |  |
Liquidity Risk [Member] | With Specified Maturity Non-Due [Member] | During 2021 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  |  |  | 2,751,793
Other financial liabilities |  |  |  | 0
Finance leases |  |  |  | 609,960
Liquidity Risk [Member] | With Specified Maturity Non-Due [Member] | During 2023 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  |  |  | 2,751,793
Other financial liabilities |  |  |  | 0
Finance leases |  |  |  | 609,960
Liquidity Risk [Member] | With Specified Maturity Non-Due [Member] | During 2024 [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  |  |  | 2,751,793
Other financial liabilities |  |  |  | 0
Finance leases |  |  |  | 609,960
Liquidity Risk [Member] | With Specified Maturity Non-Due [Member] | From 2025 onwards [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  |  |  | 42,143,192
Other financial liabilities |  |  |  | 0
Finance leases |  |  |  | 974,339
Liquidity Risk [Member] | With Specified Maturity [Member] |  |  |  |
Maturities of financial liabilities [Abstract] |  |  |  |
Loans |  | 54,780,020 |  | 57,301,005
Other financial liabilities |  | 4,084,779 |  | 5,322,958
Finance leases |  | $ 3,587,140 |  | $ 4,147,076
[1] | As of December 31, 2020, it is net of Notes repurchase of Ps 1,479,694.
[2] | Net of issuance expenses of Ps. 75,262 and Ps. 133,200 as of December 31, 2020 and 2019, respectively.

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