XML 120 R105.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Note 12 - Investments in Non-consolidated Companies - Summary of Investments in Non-consolidated Companies (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Statement Line Items [Line Items] |  |  |  |  |
At the beginning of the year | $ 557,031 |  | $ 490,645 |  |
Translation differences | (9,548) |  | 3,473 |  | $ (92,914)
From non-consolidated companies | 116,140 |  | 71,533 |  | (10,674)
Dividends and distributions received (*) | (22,971) | [1] | (20,674) | [1] | (20,674)
Additions |  |  | 17,108 |  | 4,400
Decrease / increase in equity reserves and others | (358) |  | (5,054) |  |
At the end of the year | $ 640,294 |  | $ 557,031 |  | $ 490,645
[1] | Related to Ternium

X
- Definition The cash inflow representing dividends received from associates, classified as investing activities. [Refer: Associates [member]; Dividends received] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 16 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_16&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_DividendsReceivedFromAssociatesClassifiedAsInvestingActivities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_55&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_InvestmentsInSubsidiariesJointVenturesAndAssociates
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The cash outflow for the purchase of interests in associates. [Refer: Associates [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2017-01-01 -Paragraph 16 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_16&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_PurchaseOfInterestsInAssociates
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of income (loss) from equity method investments in non-consolidated companies. + References No definition available. + Details
Name: | ts_IncomeLossFromEquityMethodInvestmentsInNonconsolidatedCompanies
Namespace Prefix: | ts_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of other comprehensive income (loss), before tax, attributable to non-consolidated companies related to exchange differences when financial statements of foreign operations are translated + References No definition available. + Details
Name: | ts_OtherComprehensiveIncomeLossBeforeTaxExchangeDifferencesOnTranslationAttributableToNonconsolidatedCompanies
Namespace Prefix: | ts_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The entity's share of the other comprehensive income of associates and joint ventures accounted for using the equity method, including dividends declared, net of tax. + References No definition available. + Details
Name: | ts_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodIncludingDividendsDeclaredNetOfTax
Namespace Prefix: | ts_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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