XML 132 R114.htm IDEA: XBRL DOCUMENT
v3.23.1

OTHER LIABILITIES - NON CURRENT AND CURRENT (Actuarial assumptions of defined benefit obligation) (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021
Bottom of range |  |
Disclosure of defined benefit plans [line items] |  |
Estimate of contributions expected to be paid to plan for next five years | $ 31.4 |
Top of range |  |
Disclosure of defined benefit plans [line items] |  |
Estimate of contributions expected to be paid to plan for next five years | $ 39.9 |
Mexico | Bottom of range |  |
Disclosure of defined benefit plans [line items] |  |
Actuarial assumption of expected rates of salary increases | 6.00% | 6.00%
Mexico | Top of range |  |
Disclosure of defined benefit plans [line items] |  |
Actuarial assumption of expected rates of salary increases | 7.00% | 7.00%
Argentina | Bottom of range |  |
Disclosure of defined benefit plans [line items] |  |
Actuarial assumption of discount rates | 6.00% | 6.00%
Actuarial assumption of expected rates of salary increases | 2.00% | 2.00%
Argentina | Top of range |  |
Disclosure of defined benefit plans [line items] |  |
Actuarial assumption of discount rates | 7.00% | 7.00%
Actuarial assumption of expected rates of salary increases | 3.00% | 3.00%
Discount rate |  |
Disclosure of defined benefit plans [line items] |  |
Percentage of reasonably possible increase in actuarial assumption | 1.00% |
Percentage of reasonably possible decrease in actuarial assumption | 1.00% |
Increase in assumption, Impact on defined benefit obligation | (8.10%) |
Decrease in assumption, Impact on defined benefit obligation | 9.50% |
Discount rate | Mexico |  |
Disclosure of defined benefit plans [line items] |  |
Actuarial assumption of discount rates | 9.00% | 8.00%
Compensation growth rate |  |
Disclosure of defined benefit plans [line items] |  |
Percentage of reasonably possible increase in actuarial assumption | 1.00% |
Percentage of reasonably possible decrease in actuarial assumption | 1.00% |
Increase in assumption, Impact on defined benefit obligation | 3.30% |
Decrease in assumption, Impact on defined benefit obligation | (2.80%) |
Pension growth rate |  |
Disclosure of defined benefit plans [line items] |  |
Percentage of reasonably possible increase in actuarial assumption | 1.00% |
Percentage of reasonably possible decrease in actuarial assumption | 1.00% |
Increase in assumption, Impact on defined benefit obligation | (1.00%) |
Decrease in assumption, Impact on defined benefit obligation | 1.10% |
Life expectancy |  |
Disclosure of defined benefit plans [line items] |  |
Reasonably possible decrease in actuarial assumption, Life expectancy | 1 year |
Increase in assumption, Impact on defined benefit obligation | (2.30%) |
Decrease in assumption, Impact on defined benefit obligation | 2.40% |

X
- Definition The discount rate used as the significant actuarial assumption to determine the present value of a defined benefit obligation. [Refer: Defined benefit obligation, at present value; Actuarial assumptions [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2022-03-24 -Paragraph 144 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_144&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_ActuarialAssumptionOfDiscountRates
Namespace Prefix: | ifrs-full_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The expected rate of salary increases used as a significant actuarial assumption to determine the present value of a defined benefit obligation. [Refer: Defined benefit plans [member]; Defined benefit obligation, at present value; Actuarial assumptions [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2022-03-24 -Paragraph 144 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_144&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_ActuarialAssumptionOfExpectedRatesOfSalaryIncreases
Namespace Prefix: | ifrs-full_
Data Type: | dtr-types:percentItemType
Balance Type: | na
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_DisclosureOfDefinedBenefitPlansLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The estimate of the expected contributions to be made to a defined benefit plan for the next annual reporting period. [Refer: Defined benefit plans [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2022-03-24 -Paragraph 147 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_147_b&doctype=Standard -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2022-03-24 -Paragraph 148 -Subparagraph d -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_148_d_iii&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_EstimateOfContributionsExpectedToBePaidToPlan
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The reasonably possible percentage of the decrease in the actuarial assumption used to determine the present value of defined benefit obligation. [Refer: Actuarial assumptions [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2022-03-24 -Paragraph 145 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_145_a&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_PercentageOfReasonablyPossibleDecreaseInActuarialAssumption
Namespace Prefix: | ifrs-full_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The reasonably possible percentage of the increase in the actuarial assumption used to determine the present value of defined benefit obligation. [Refer: Actuarial assumptions [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2022-03-24 -Paragraph 145 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_145_a&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_PercentageOfReasonablyPossibleIncreaseInActuarialAssumption
Namespace Prefix: | ifrs-full_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Percentage Increase (Decrease) In Defined Benefit Obligation Due To Reasonably Possible Decrease In Actuarial Assumption + References No definition available. + Details
Name: | tx_PercentageIncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleDecreaseInActuarialAssumption
Namespace Prefix: | tx_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Percentage Increase (Decrease) In Defined Benefit Obligation Due To Reasonably Possible Increase In Actuarial Assumption + References No definition available. + Details
Name: | tx_PercentageIncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleIncreaseInActuarialAssumption
Namespace Prefix: | tx_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Reasonably Possible Decrease In Actuarial Assumption, Years + References No definition available. + Details
Name: | tx_ReasonablyPossibleDecreaseInActuarialAssumptionYears
Namespace Prefix: | tx_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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

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

X
- Details
Name: | ifrs-full_GeographicalAreasAxis=country_MX
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_GeographicalAreasAxis=country_AR
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ActuarialAssumptionsAxis=ifrs-full_ActuarialAssumptionOfDiscountRatesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ActuarialAssumptionsAxis=ifrs-full_ActuarialAssumptionOfExpectedRatesOfSalaryIncreasesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ActuarialAssumptionsAxis=ifrs-full_ActuarialAssumptionOfExpectedRatesOfPensionIncreasesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ActuarialAssumptionsAxis=ifrs-full_ActuarialAssumptionOfLifeExpectancyAfterRetirementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |