XML 131 R107.htm IDEA: XBRL DOCUMENT
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REGULATORY FRAMEWORK, General Framework for Non-Regulated Segments (Details) |  |  |  | 9 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Oct. 19, 2020 ARS ($) | Dec. 01, 2011 $ / m³ | Nov. 30, 2011 $ / m³ | Dec. 31, 2021 ARS ($) | Dec. 31, 2021 ARS ($) $ / bbl $ / m³ | Dec. 31, 2017 ARS ($) | Dec. 31, 2020 ARS ($) | Dec. 23, 2019 | Sep. 03, 2018 USD ($)
Domestic market [Abstract] |  |  |  |  |  |  |  |  |
Period of maximum reference prices for commercialization of liquefied petroleum gas unchanged |  |  |  |  | 180 days |  |  |  |
Increase in price of liquefied petroleum gas | $ 10,885,000 |  |  | $ 12,626,600 |  |  |  |  |
Increase in price of propane gas per ton |  |  |  |  |  | $ 1,267,000 |  |  |
Increase in price of propane gas per ton depending on customer |  |  |  |  |  | 2,832,000 |  |  |
Subsidies receivable from government |  |  |  | $ 1,246,168,000 | $ 1,246,168,000 |  | $ 457,017,000 |  |
Foreign market [Abstract] |  |  |  |  |  |  |  |  |
Capped amount of each dollar of the tax base or the official FOB price |  |  |  |  |  |  |  |  | $ 4
Rate applicable to hydrocarbons |  |  |  |  |  |  |  | 8.00% |
Barrel price, condition one | $ / bbl |  |  |  |  | 45 |  |  |  |
Barrel price, condition two | $ / bbl |  |  |  |  | 60 |  |  |  |
Tax rate for barrel price below US$45 |  |  |  |  | 0.00% |  |  |  |
Tax rate for barrel price equal or higher than US$60 |  |  |  |  | 8.00% |  |  |  |
Tariff charge paid (per cubic meter) | $ / m³ |  |  |  |  | 0.0492 |  |  |  |
Tariff charge (per cubic meter) | $ / m³ |  | 0.405 | 0.0492 |  |  |  |  |  |
Bottom of Range [Member] |  |  |  |  |  |  |  |  |
Foreign market [Abstract] |  |  |  |  |  |  |  |  |
Applicable tax rate on export of oil and gas products |  |  |  |  | 0.00% |  |  |  |
Top of Range [Member] |  |  |  |  |  |  |  |  |
Foreign market [Abstract] |  |  |  |  |  |  |  |  |
Applicable tax rate on export of oil and gas products |  |  |  |  | 8.00% |  |  |  |
Propane [Member] |  |  |  |  |  |  |  |  |
Domestic market [Abstract] |  |  |  |  |  |  |  |  |
Increase in price of propane gas per ton |  |  |  |  |  | 1,941,200 |  |  |
Increase in price of propane gas per ton depending on customer |  |  |  |  |  | $ 3,964,000 |  |  |
Foreign market [Abstract] |  |  |  |  |  |  |  |  |
Export duty percentage |  |  |  |  |  |  |  |  | 12.00%
Butane [Member] |  |  |  |  |  |  |  |  |
Foreign market [Abstract] |  |  |  |  |  |  |  |  |
Export duty percentage |  |  |  |  |  |  |  |  | 12.00%
Natural Gasoline [Member] |  |  |  |  |  |  |  |  |
Foreign market [Abstract] |  |  |  |  |  |  |  |  |
Export duty percentage |  |  |  |  |  |  |  |  | 12.00%

X
- Definition This element represents amount of each dollar of the tax base or the official FOB price. + References No definition available. + Details
Name: | tgs_AmountOfEachDollarOfTheTaxBaseOrTheOfficialFOBPrice
Namespace Prefix: | tgs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Tax rate effect on exports of certain oil and gas products to other countries. + References No definition available. + Details
Name: | tgs_ApplicableTaxRateOnExportOfOilAndGasProducts
Namespace Prefix: | tgs_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Barrel price considered for applicable tax rate on exports of certain oil and gas products. + References No definition available. + Details
Name: | tgs_BarrelPriceForApplicableTaxRateConditionOne
Namespace Prefix: | tgs_
Data Type: | srt-types:perUnitItemType
Balance Type: | na
Period Type: | duration

X
- Definition Barrel price considered for applicable tax rate on exports of certain oil and gas products. + References No definition available. + Details
Name: | tgs_BarrelPriceForApplicableTaxRateConditionTwo
Namespace Prefix: | tgs_
Data Type: | srt-types:perUnitItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of current government grants receivable. + References No definition available. + Details
Name: | tgs_CurrentGovernmentGrantsReceivable
Namespace Prefix: | tgs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | tgs_DomesticMarketAbstract
Namespace Prefix: | tgs_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | tgs_ForeignMarketAbstract
Namespace Prefix: | tgs_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Refers to the amount of increase in price of liquefied petroleum gas (LPG), which the Company sells in the domestic market. + References No definition available. + Details
Name: | tgs_IncreaseInPriceOfLiquefiedPetroleumGas
Namespace Prefix: | tgs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Refers to the amount of increase in price of propane gas per ton used for the propane for networks agreement. + References No definition available. + Details
Name: | tgs_IncreaseInPriceOfPropaneGasPerTon
Namespace Prefix: | tgs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Refers to the amount of increase in price of propane gas per ton used depending on the customer to whom the product is intended. + References No definition available. + Details
Name: | tgs_IncreaseInPriceOfPropaneGasPerTonDependingOnCustomer
Namespace Prefix: | tgs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Percentage of applicable tax rate on exports of certain oil and gas products for barrel price below US$ 45. + References No definition available. + Details
Name: | tgs_PercentageOfApplicableTaxRateOnBarrelPriceConditionOne
Namespace Prefix: | tgs_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of applicable tax rate on exports of certain oil and gas products for barrel price equal to or higher than US$ 60. + References No definition available. + Details
Name: | tgs_PercentageOfApplicableTaxRateOnBarrelPriceConditionTwo
Namespace Prefix: | tgs_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The percentage of export duty levied on the goods passing through a customs area with a rout to another country. + References No definition available. + Details
Name: | tgs_PercentageOfExportDuty
Namespace Prefix: | tgs_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Period for maximum reference prices for the commercialization of liquefied petroleum gas (LPG), which the Company sells in the domestic market, remained unchanged represented in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | tgs_PeriodOfMaximumReferencePricesForCommercializationOfLiquefiedPetroleumGasUnchanged
Namespace Prefix: | tgs_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition The cap rate established for applicable to hydrocarbons due to enactment of law. + References No definition available. + Details
Name: | tgs_RateApplicableToHydrocarbons
Namespace Prefix: | tgs_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Refers to the tariff charge paid per cubic meter in accordance with the provisions of resolution. + References No definition available. + Details
Name: | tgs_TariffChargePaidPerCubicMeter
Namespace Prefix: | tgs_
Data Type: | srt-types:perUnitItemType
Balance Type: | na
Period Type: | duration

X
- Definition Refers to the amount of natural gas processing tariff charge per cubic meter. + References No definition available. + Details
Name: | tgs_TariffChargePerCubicMeter
Namespace Prefix: | tgs_
Data Type: | srt-types:perUnitItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_RangeAxis=ifrs-full_BottomOfRangeMember
Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
Name: | ifrs-full_RangeAxis=ifrs-full_TopOfRangeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=tgs_PropaneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=tgs_ButaneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=tgs_NaturalGasolineMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |