XML 127 R98.htm IDEA: XBRL DOCUMENT
v3.23.1

FINANCIAL RISK MANAGEMENT, Foreign Exchange Risk (Details) - ARS ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Foreign exchange risk [Abstract] |  |  |
Number of working days to settle commitment in foreign exchange market | 5 days |  |
Percentage of principal amount maturing in maximum period | 40.00% |  |
Average life for refinanced new external indebtedness | 2 years |  |
Pretax loss | $ 49,378,955 | $ 65,583,161 | $ 22,612,275
Foreign Exchange Risk [Member] |  |  |
Foreign exchange risk [Abstract] |  |  |
Percentage of funds denominated in US dollars to mitigate foreign exchange risk | 89.00% |  |
Percentage appreciation (depreciation) of US Dollar against Argentine Peso | 10.00% |  |
Pretax loss | $ (1,975,626) | $ (3,962,154) |
U.S. Dollars [Member] | Liquids Production and Commercialization [Member] | Foreign Exchange Risk [Member] |  |  |
Foreign exchange risk [Abstract] |  |  |
Percentage of revenue | 87.00% | 87.00% | 87.00%
Argentine Pesos [Member] | Liquids Production and Commercialization [Member] | Foreign Exchange Risk [Member] |  |  |
Foreign exchange risk [Abstract] |  |  |
Percentage of revenue | 35.00% | 37.00% | 50.00%
Percentage of operating cost | 83.00% | 81.00% | 80.00%

X
- Definition The percentage of the entity's revenue. [Refer: Revenue] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 8 -IssueDate 2022-03-24 -Paragraph 34 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2022-en-r&anchor=para_34&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_PercentageOfEntitysRevenue
Namespace Prefix: | ifrs-full_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The profit (loss) before tax expense or income. [Refer: Profit (loss)] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 8 -IssueDate 2022-03-24 -Paragraph 28 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2022-en-r&anchor=para_28_b&doctype=Standard -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 8 -IssueDate 2022-03-24 -Paragraph 23 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2022-en-r&anchor=para_23&doctype=Standard -URIDate 2022-03-24 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 5 -IssueDate 2022-03-24 -Paragraph 33 -Subparagraph b -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=5&code=ifrs-tx-2022-en-r&anchor=para_33_b_i&doctype=Standard -URIDate 2022-03-24 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 103 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_103&doctype=Standard -URIDate 2022-03-24 Reference 5: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 102 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_102&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_ProfitLossBeforeTax
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The average life for refinanced new external indebtedness. + References No definition available. + Details
Name: | tgs_AverageLifeForRefinancedNewExternalIndebtedness
Namespace Prefix: | tgs_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition The number of working days to settle commitment in foreign exchange market. + References No definition available. + Details
Name: | tgs_NumberOfWorkingDaysToSettleCommitmentInForeignExchangeMarket
Namespace Prefix: | tgs_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Refers to the percentage increase (decrease) in US dollar rate against argentine peso. + References No definition available. + Details
Name: | tgs_PercentageAppreciationDepreciationRateOfUSDollarAgainstArgentinePeso
Namespace Prefix: | tgs_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Refers to the percentage of funds denominated in US dollars to mitigate the foreign exchange risk. + References No definition available. + Details
Name: | tgs_PercentageOfFundsDenominatedInUSDollars
Namespace Prefix: | tgs_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The percentage of all operating expenses. + References No definition available. + Details
Name: | tgs_PercentageOfOperatingCost
Namespace Prefix: | tgs_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The percentage of principal amount maturing in period indicated. + References No definition available. + Details
Name: | tgs_PercentageOfPrincipalAmountMaturingInPeriod
Namespace Prefix: | tgs_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_TypesOfRisksAxis=ifrs-full_CurrencyRiskMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_USD
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=tgs_ProductionAndCommercializationOfLiquidsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_ARS
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |