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Subsequent Event: Investment commitments (Details) - MXN ($) $ in Thousands	Apr. 07, 2021	Dec. 31, 2020
Disclosure of non-adjusting events after reporting period [line items]
Contractual capital commitments		$ 8,260,774
COVID-19
Disclosure of non-adjusting events after reporting period [line items]
Contractual capital commitments	$ 5,315,429
2021
Disclosure of non-adjusting events after reporting period [line items]
Contractual capital commitments		5,460,586
2021 | COVID-19
Disclosure of non-adjusting events after reporting period [line items]
Contractual capital commitments	3,064,148
2022
Disclosure of non-adjusting events after reporting period [line items]
Contractual capital commitments		1,907,832
2022 | COVID-19
Disclosure of non-adjusting events after reporting period [line items]
Contractual capital commitments	1,793,811
2023
Disclosure of non-adjusting events after reporting period [line items]
Contractual capital commitments		$ 892,356
2023 | COVID-19
Disclosure of non-adjusting events after reporting period [line items]
Contractual capital commitments	$ 457,470

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- Definition

The amount of capital commitments for which the entity has entered into a contract. [Refer: Capital commitments]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2020-01-01
-Paragraph 112
-Subparagraph c
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-URIDate 2020-01-01

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- Definition

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+ References

No definition available.

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