XML 132 R114.htm IDEA: XBRL DOCUMENT
v3.21.1

DERIVATIVE FINANCIAL INSTRUMENTS (Changes in fair value) (Details) - Cash flow hedges - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Disclosure of analysis of other comprehensive income by item [line items] |  |
Other comprehensive income, before tax, cash flow hedges, beginning balance | $ (72) | $ 679
Gains (losses) on cash flow hedges, before tax | (454) | (475)
Reclassification adjustments on cash flow hedges, before tax | 188 | (276)
Other comprehensive income, before tax, cash flow hedges, ending balance | (338) | (72)
Accumulated other comprehensive income, tax, beginning balance | 23 | (202)
Gains (losses) on cash flow hedges, tax | 136 | 142
Reclassification adjustments on exchange differences on translation, tax | (56) | 83
Accumulated other comprehensive income, tax, ending balance | 103 | 23
Other comprehensive income, net of tax, cash flow hedges, beginning balance | (49) | 477
Gains (losses) on cash flow hedges, net of tax | (318) | (333)
Reclassification adjustments on cash flow hedges, net of tax | 132 | (193)
Other comprehensive income, net of tax, cash flow hedges, ending balance | $ (235) | $ (49)

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

X
- Definition Accumulated Other Comprehensive Income, before tax + References No definition available. + Details
Name: | tx_AccumulatedOtherComprehensiveIncomeBeforeTax
Namespace Prefix: | tx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Accumulated Other Comprehensive Income, Net of Tax + References No definition available. + Details
Name: | tx_AccumulatedOtherComprehensiveIncomeNetofTax
Namespace Prefix: | tx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Accumulated Other Comprehensive Income, tax + References No definition available. + Details
Name: | tx_AccumulatedOtherComprehensiveIncomeTax
Namespace Prefix: | tx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Other Comprehensive Income (Loss), Increase (Decrease), Net of Tax + References No definition available. + Details
Name: | tx_OtherComprehensiveIncomeLossIncreaseDecreaseNetofTax
Namespace Prefix: | tx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Other Comprehensive Income (Loss), Increase (Decrease), Tax + References No definition available. + Details
Name: | tx_OtherComprehensiveIncomeLossIncreaseDecreaseTax
Namespace Prefix: | tx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Other Comprehensive Income (Loss), Increase (Decrease), before Tax + References No definition available. + Details
Name: | tx_OtherComprehensiveIncomeLossIncreaseDecreasebeforeTax
Namespace Prefix: | tx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Reclassification from AOCI, Net of Tax + References No definition available. + Details
Name: | tx_ReclassificationfromAOCINetofTax
Namespace Prefix: | tx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Reclassification from AOCI, Tax + References No definition available. + Details
Name: | tx_ReclassificationfromAOCITax
Namespace Prefix: | tx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Reclassification from AOCI, before Tax + References No definition available. + Details
Name: | tx_ReclassificationfromAOCIbeforeTax
Namespace Prefix: | tx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | ifrs-full_TypesOfHedgesAxis=ifrs-full_CashFlowHedgesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |