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Income Taxes - Tax (charge) credit relating to components of other comprehensive income (Details) - MXN ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Other comprehensive loss, Before Tax |  |  |
Remeasurement of post-employment benefit obligations | $ 279,825 | $ (344,313) | $ (247,092)
Remeasurement of post-employment benefit obligations of assets held for sale |  |  | (3,445)
Exchange differences on translating foreign operations | 92,555 | 133,522 | (98,422)
Derivative financial instruments cash flow hedges, Before Tax | 1,927,601 | (1,370,145) | (1,521,912)
Warrants exercisable for common stock of UHI |  | (21,899,164) | 257,306
Open Ended Fund, Before Tax | (19,718) | (904,423) | (351,202)
Other equity instruments, Before Tax | (123,359) | (353,496) | (794,624)
Other financial assets, Before Tax |  |  | 111
Share of loss of associates and joint ventures, Before Tax | 245,714 | (61,033) | (236,159)
Other comprehensive income (loss) before income taxes | 2,402,618 | (24,799,052) | (2,995,439)
Other comprehensive loss, Tax (Charge) Credit |  |  |
Remeasurement of post-employment benefit obligations, Tax (Charge) Credit | (83,947) | 103,294 | 74,128
Remeasurement of post-employment benefit obligations of assets held for sale, Tax (Charge) Credit |  |  | 1,033
Exchange differences on translating foreign operations, Tax (Charge) Credit | 151,555 | 408,221 | (101,323)
Derivative financial instruments cash flow hedges, Tax (Charge) Credit | (578,280) | 411,044 | 456,574
Warrants exercisable for common stock of UHI, Tax (Charge) Credit |  | 6,639,400 | (77,192)
Open Ended Fund, Tax (Charge) Credit | 5,915 | 268,906 | 112,590
Other equity instruments, Tax (Charge) Credit | 37,008 | 106,049 | 238,387
Other financial assets, Tax (Charge) Credit |  |  | (33)
Other comprehensive income, Tax (Charge) Credit | (467,749) | 7,936,914 | 704,164
Current tax | 151,555 | 408,221 | (449,933)
Deferred tax | (619,304) | 7,528,693 | 1,154,097
Other comprehensive loss, After Tax |  |  |
Remeasurement of post-employment benefit obligations, After Tax | 195,878 | (241,019) | (172,964)
Remeasurement of post-employment benefit obligations of assets held for sale, after tax |  |  | (2,412)
Exchange differences on translating foreign operations, After Tax | 244,110 | 541,743 | (199,745)
Derivative financial instruments cash flow hedges, After Tax | 1,349,321 | (959,101) | (1,065,338)
Warrants exercisable for common stock of UHI, After Tax |  | (15,259,764) | 180,114
Open Ended Fund, After Tax | (13,803) | (635,517) | (238,612)
Other equity instruments, After Tax | (86,351) | (247,447) | (556,237)
Other financial assets, After Tax |  |  | 78
Share of loss of associates and joint ventures, After Tax | 245,714 | (61,033) | (236,159)
Total other comprehensive income | 1,934,869 | (16,862,138) | $ (2,291,275)
Deferred income tax liability related to associates and joint ventures | $ 44,945 | $ 44,820 |

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- Definition The amount of income tax relating to amounts recognised in other comprehensive income. [Refer: Other comprehensive income] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2021-01-01 -Paragraph 81 -Subparagraph ab -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_81_ab&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 90 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_90&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The amount of income tax relating to amounts recognised in other comprehensive income in relation to exchange differences on the translation of financial statements of foreign operations. [Refer: Other comprehensive income; Reserve of exchange differences on translation] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2021-01-01 -Paragraph 81 -Subparagraph ab -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_81_ab&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 90 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_90&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The amount of income tax relating to amounts recognised in other comprehensive income in relation to financial assets measured at fair value through other comprehensive income applying paragraph 4.1.2A of IFRS 9. [Refer: Financial assets measured at fair value through other comprehensive income; Other comprehensive income] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2021-01-01 -Paragraph 81 -Subparagraph ab -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_81_ab&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 90 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_90&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The amount of income tax relating to amounts recognised in other comprehensive income in relation to remeasurements of defined benefit plans. [Refer: Other comprehensive income; Reserve of remeasurements of defined benefit plans; Defined benefit plans [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2021-01-01 -Paragraph 81 -Subparagraph ab -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_81_ab&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 90 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_90&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The amount of other comprehensive income, before tax. [Refer: Other comprehensive income] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 91 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_91_b&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The amount of other comprehensive income, before tax, related to gains (losses) on hedging instruments that hedge investments in equity instruments that the entity has designated at fair value through other comprehensive income. [Refer: Other comprehensive income, before tax] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 7 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_7&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 91 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_91_b&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The amount of current income tax relating to amounts recognised in other comprehensive income. + References No definition available. + Details
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- Definition The amount of deferred income tax liability related to joint ventures + References No definition available. + Details
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- Definition The amount of deferred income tax relating to amounts recognised in other comprehensive income. + References No definition available. + Details
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- Definition The amount of income tax relating to amounts recognised in other comprehensive income in relation to open ended fund. [Refer: Financial assets measured at fair value through other comprehensive income; Other comprehensive income] + References No definition available. + Details
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- Definition The amount of income tax relating to amounts recognised in other comprehensive income in relation to other equity instruments measured at fair value through other comprehensive income. + References No definition available. + Details
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- Definition The amount of income tax relating to amounts recognised in other comprehensive income in relation to remeasurements of defined benefit plans, held for sale. + References No definition available. + Details
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- Definition The amount of income tax relating to amounts recognised in other comprehensive income in relation to warrants issued, net of hedge. + References No definition available. + Details
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- Definition The amount of other comprehensive income, before tax, related to gains (losses) on remeasurements of defined benefit plans on assets held for sale. + References No definition available. + Details
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- Definition The amount of other comprehensive income, before tax, related to warrants issued, net of hedge. + References No definition available. + Details
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- Definition Definition not applicable. + References No definition available. + Details
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- Definition The amount of other comprehensive income, net of tax, related to other equity instruments measured at fair value through other comprehensive income. + References No definition available. + Details
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- Definition The amount of other comprehensive income, net of tax, related to gains (losses) on remeasurements of defined benefit plans on assets held for sale. + References No definition available. + Details
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- Definition The amount of other comprehensive income, net of tax, related to open ended fund. + References No definition available. + Details
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- Definition The amount of other comprehensive income, net of tax, related to warrants issued, net of hedge. + References No definition available. + Details
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