XML 144 R118.htm IDEA: XBRL DOCUMENT
v3.24.1

Note 14 - Investments in non-consolidated companies (Details Textual) $ / shares in Units, $ in Thousands |  | 12 Months Ended |  |
--- | --- | --- | --- | ---
May 17, 2023 USD ($) | Dec. 31, 2023 USD ($) $ / shares | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2023 R$ / shares | Feb. 13, 2019 USD ($)
Disclosure of unconsolidated structured entities [line items] |  |  |  |  |  |
Total investments in subsidiaries, joint ventures and associates |  | $ 1,608,804 | $ 1,540,646 | $ 1,383,774 |  |
Bargain purchase gain |  | 3,162 |  |  |  |
Impairment loss in non-consolidated companies |  |  | 34,041 |  |  |
Dividends and distributions declared |  | $ 69,216 | 64,189 |  |  |
Proportion of ownership interest in subsidiary |  | 50.00% |  |  |  |
PAO Severstal [member] |  |  |  |  |  |
Disclosure of unconsolidated structured entities [line items] |  |  |  |  |  |
Impairment loss in non-consolidated companies |  | $ 14,900 | 14,900 |  |  |
Techgen S.A. [member] |  |  |  |  |  |
Disclosure of unconsolidated structured entities [line items] |  |  |  |  |  |
Total investments in subsidiaries, joint ventures and associates |  | $ 53,600 |  |  |  |
Ternium S.A. [member] |  |  |  |  |  |
Disclosure of unconsolidated structured entities [line items] |  |  |  |  |  |
Closing price, per ads (in dollars per share) | $ / shares |  | $ 42.47 |  |  |  |
Ternium and Usiminas [member] |  |  |  |  |  |
Disclosure of unconsolidated structured entities [line items] |  |  |  |  |  |
Dividends and distributions declared |  | $ 68,800 | $ 66,200 |  |  |
Usiminas [member] |  |  |  |  |  |
Disclosure of unconsolidated structured entities [line items] |  |  |  |  |  |
Proportion of voting rights held in associate |  | 6.76% | 5.19% |  |  |
Fair value of investments in associates for which there are quoted market prices |  | $ 92,700 |  |  |  |
Total investments in subsidiaries, joint ventures and associates |  | $ 123,700 |  |  |  |
Proportion of ownership interest in associate |  | 3.96% |  |  |  |
Loss Recognised Due to Particiaption Increase in Nonconsolidated Companies | $ 25,500 | $ 25,500 |  |  |  |
Impairment loss in non-consolidated companies |  | $ 19,100 | $ 19,100 |  |  |
Usiminas [member] | Ordinary shares [member] |  |  |  |  |  |
Disclosure of unconsolidated structured entities [line items] |  |  |  |  |  |
Closing price, per share (in BRL per share) | (per share) |  | $ 1.9 |  |  | R$ 9.2 |
Usiminas [member] | Preference shares [member] |  |  |  |  |  |
Disclosure of unconsolidated structured entities [line items] |  |  |  |  |  |
Closing price, per share (in BRL per share) | (per share) |  | $ 1.92 |  |  | R$ 9.29 |
Ternium S.A. [member] |  |  |  |  |  |
Disclosure of unconsolidated structured entities [line items] |  |  |  |  |  |
Fair value of investments in associates for which there are quoted market prices |  | $ 975,600 |  |  |  |
Total investments in subsidiaries, joint ventures and associates |  | $ 1,430,600 |  |  |  |
Proportion of ownership interest in associate |  | 11.46% |  |  |  |
Techgen S.A. [member] |  |  |  |  |  |
Disclosure of unconsolidated structured entities [line items] |  |  |  |  |  |
Proportion of ownership interest in associate |  | 22.00% |  |  |  |
Exposure to transportation capacity agreements |  | $ 39,400 |  |  |  |
Exposure to the purchase of clean energy certificates |  | 16,900 |  |  |  |
Techgen S.A. [member] | Tenaris [member] |  |  |  |  |  |
Disclosure of unconsolidated structured entities [line items] |  |  |  |  |  |
Loans and receivables |  | $ 61,900 |  |  |  |
Proportion of corporate guarantee covering obligations |  | 22.00% |  |  |  |
Techgen S.A. [member] | Several banks, to refinance obligations [member] |  |  |  |  |  |
Disclosure of unconsolidated structured entities [line items] |  |  |  |  |  |
Debt instruments issued |  |  |  |  |  | $ 640,000
Techgen S.A. [member] | Tecpetrol International S.A. [member] |  |  |  |  |  |
Disclosure of unconsolidated structured entities [line items] |  |  |  |  |  |
Proportion of ownership interest in associate |  | 30.00% |  |  |  |
Techgen S.A. [member] | Tenaris SA [member] |  |  |  |  |  |
Disclosure of unconsolidated structured entities [line items] |  |  |  |  |  |
Debt service coverage ratio, covered, percent |  | 22.00% |  |  |  |
Letters of credit, covered |  | $ 10,900 |  |  |  |
Techgen S.A. [member] | Ternium S.A. [member] |  |  |  |  |  |
Disclosure of unconsolidated structured entities [line items] |  |  |  |  |  |
Proportion of ownership interest in associate |  | 48.00% |  |  |  |
Techgen S.A. [member] | Ternium S.A. [member] | Tecpetrol International S.A. [member] | Tenaris [member] |  |  |  |  |  |
Disclosure of unconsolidated structured entities [line items] |  |  |  |  |  |
Loans and receivables |  | $ 281,300 |  |  |  |
Global Pipe Company [Member] |  |  |  |  |  |
Disclosure of unconsolidated structured entities [line items] |  |  |  |  |  |
Gain (loss) recognised as result of remeasuring to fair value equity interest in acquiree held by acquirer before business combination | 4,500 |  |  |  |  |
Bargain purchase gain | $ 11,500 |  |  |  |  |
Global Pipe Company [Member] | SAUDI STEEL PIPE CO. and subsidiaries [Member] |  |  |  |  |  |
Disclosure of unconsolidated structured entities [line items] |  |  |  |  |  |
Percentage of voting equity interests acquired | 22.30% |  |  |  |  |
Proportion of ownership interest in subsidiary | 57.30% |  |  |  |  |

X
- Definition The amount of instruments issued by the entity that represent indebtedness. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 55 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_55&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_DebtSecurities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfUnconsolidatedStructuredEntitiesLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The fair value of investments in associates if there are quoted market prices for the investment. [Refer: Associates [member]; Investments in associates reported in separate financial statements] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2023-01-01 -Paragraph 21 -Subparagraph b -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2023-en-r&anchor=para_21_b_iii&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_FairValueOfInvestmentsInAssociatesWherePriceQuotationsPublished
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The gain (loss) recognised as result of remeasuring to fair value the equity interest in the acquiree held by the acquirer before the business combination. [Refer: Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2023-01-01 -Paragraph B64 -Subparagraph p -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2023-en-r&anchor=para_B64_p_ii&doctype=Appendix&subtype=B -URIDate 2023-03-23 + Details
Name: | ifrs-full_GainLossRecognisedAsResultOfRemeasuringToFairValueEquityInterestInAcquireeHeldByAcquirerBeforeBusinessCombination
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of any gain recognised in a business combination in which the net of the identifiable assets acquired and the liabilities assumed exceeds the aggregate of the consideration transferred, non-controlling interest in the acquiree and fair value of the acquirer's previously held equity interest in the acquiree. [Refer: Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2023-01-01 -Paragraph B64 -Subparagraph n -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2023-en-r&anchor=para_B64_n_i&doctype=Appendix&subtype=B -URIDate 2023-03-23 + Details
Name: | ifrs-full_GainRecognisedInBargainPurchaseTransaction
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of investments in subsidiaries, joint ventures and associates in an entity's separate financial statements. [Refer: Associates [member]; Joint ventures [member]; Subsidiaries [member]; Investments in subsidiaries reported in separate financial statements] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2023-01-01 -Paragraph 10 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2023-en-r&anchor=para_10&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_InvestmentsInSubsidiariesJointVenturesAndAssociates
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of non-derivative financial assets with fixed or determinable payments that are not quoted in an active market, other than: (a) those that the entity intends to sell immediately or in the near term, which shall be classified as held for trading, and those that the entity, upon initial recognition, designates as at fair value through profit or loss; (b) those that the entity, upon initial recognition, designates as available for sale; or (c) those for which the holder may not recover substantially all of its initial investment, other than because of credit deterioration, which shall be classified as available for sale. An interest acquired in a pool of assets that are not loans or receivables (for example, an interest in a mutual fund or a similar fund) is not a loan or receivable. [Refer: Derivative financial assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Expired 2023-01-01 -Name IFRS -Number 7 -IssueDate 2023-01-01 -Paragraph 8 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2017-en-b&anchor=para_8_c&doctype=Standard&book=b -URIDate 2023-03-23 + Details
Name: | ifrs-full_LoansAndReceivables
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The percentage of voting equity interests acquired in a business combination. [Refer: Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2023-01-01 -Paragraph B64 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2023-en-r&anchor=para_B64_c&doctype=Appendix&subtype=B -URIDate 2023-03-23 + Details
Name: | ifrs-full_PercentageOfVotingEquityInterestsAcquired
Namespace Prefix: | ifrs-full_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The proportion of ownership interest in an associate attributable to the entity. [Refer: Associates [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2023-01-01 -Paragraph 17 -Subparagraph b -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2023-en-r&anchor=para_17_b_iii&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2023-01-01 -Paragraph 16 -Subparagraph b -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2023-en-r&anchor=para_16_b_iii&doctype=Standard -URIDate 2023-03-23 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2023-01-01 -Paragraph 21 -Subparagraph a -Clause iv -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2023-en-r&anchor=para_21_a_iv&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_ProportionOfOwnershipInterestInAssociate
Namespace Prefix: | ifrs-full_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The proportion of ownership interest in a subsidiary attributable to the entity. [Refer: Subsidiaries [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2023-01-01 -Paragraph 17 -Subparagraph b -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2023-en-r&anchor=para_17_b_iii&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2023-01-01 -Paragraph 16 -Subparagraph b -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2023-en-r&anchor=para_16_b_iii&doctype=Standard -URIDate 2023-03-23 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2023-01-01 -Paragraph 19B -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2023-en-r&anchor=para_19B_c&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_ProportionOfOwnershipInterestInSubsidiary
Namespace Prefix: | ifrs-full_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The proportion of the voting rights in an associate held by the entity. [Refer: Associates [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2023-01-01 -Paragraph 17 -Subparagraph b -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2023-en-r&anchor=para_17_b_iii&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2023-01-01 -Paragraph 16 -Subparagraph b -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2023-en-r&anchor=para_16_b_iii&doctype=Standard -URIDate 2023-03-23 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2023-01-01 -Paragraph 21 -Subparagraph a -Clause iv -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2023-en-r&anchor=para_21_a_iv&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_ProportionOfVotingPowerHeldInAssociate
Namespace Prefix: | ifrs-full_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of a closing price per American Depositary Security (ADS) as quoted on the New York Stock Exchange. Each ADS equals two shares. + References No definition available. + Details
Name: | ts_ClosingPricePerAmericanDepositarySecurity
Namespace Prefix: | ts_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the quoted closing price per share of stock. + References No definition available. + Details
Name: | ts_ClosingPricePerShare
Namespace Prefix: | ts_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The percent amount of covered debt service coverage ratio. + References No definition available. + Details
Name: | ts_DebtServiceCoverageRatioCoveredPercent
Namespace Prefix: | ts_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the amount of divdends declared by nonconsolidated companies. + References No definition available. + Details
Name: | ts_DividendsDeclaredByNonconsolidatedCompanies
Namespace Prefix: | ts_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of exposure to the purchase of clean energy certificates. + References No definition available. + Details
Name: | ts_ExposureToThePurchaseOfCleanEnergyCertificates
Namespace Prefix: | ts_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Represents the amount of exposure risk from transportation capacity agreements. + References No definition available. + Details
Name: | ts_ExposureToTransportationCapacityAgreements
Namespace Prefix: | ts_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of impairment loss recognised in profit or loss in non-consolidated companies. + References No definition available. + Details
Name: | ts_ImpairmentLossRecognisedInProfitOrLossInNonconsolidatedCompanies
Namespace Prefix: | ts_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of covered letters of credit. + References No definition available. + Details
Name: | ts_LettersOfCreditCovered
Namespace Prefix: | ts_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | ts_LossRecognisedDueToParticiaptionIncreaseInNonconsolidatedCompanies
Namespace Prefix: | ts_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Represents the proportion of a corporate guarantee that covers obligations made under a syndicated loan agreement. + References No definition available. + Details
Name: | ts_ProportionOfCorporateGuaranteeCoveringObligations
Namespace Prefix: | ts_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | ifrs-full_JointVenturesAxis=ts_PAOPSeverstalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=ts_TechgenSAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SignificantInvestmentsInSubsidiariesAxis=ts_TerniumSAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SignificantInvestmentsInAssociatesAxis=ts_TerniumAndUsiminasMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SignificantInvestmentsInAssociatesAxis=ts_UsiminasMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfShareCapitalAxis=ifrs-full_OrdinarySharesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfShareCapitalAxis=ifrs-full_PreferenceSharesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SignificantInvestmentsInAssociatesAxis=ts_TerniumSAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SignificantInvestmentsInAssociatesAxis=ts_TechgenSAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=ts_TenarisMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=ts_SeveralBanksToRefinanceObligationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CategoriesOfRelatedPartiesAxis=ts_TecpetrolInternationalSAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CategoriesOfRelatedPartiesAxis=ts_TenarisSAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SignificantInvestmentsInAssociatesAxis=ts_GlobalPipeCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BusinessCombinationsAxis=ts_SaudiSteelPipeCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |