The fair value, at acquisition date, of the consideration transferred in a business combination. [Refer: Business combinations [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 3
-IssueDate 2020-01-01
-Paragraph B64
-Subparagraph f
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2020-en-r&anchor=para_B64_f&doctype=Appendix&subtype=B
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- Definition

The amount of amortisation expense. Amortisation is the systematic allocation of depreciable amounts of intangible assets over their useful lives.

+ 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

Line items representing disclosure of values of airport concessions and rights to use airport.

+ References

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Translation effects for amortization.

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Translation effects for concessions.

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Airport Concessions - Summary of Value of Concessions (Parenthetical) (Detail) $ in Thousands	12 Months Ended
	Dec. 31, 2020 MXN ($)	Dec. 31, 2019 MXN ($)	Dec. 31, 2018 MXN ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)
Disclosure of Values of Airport Concessions and Rights to Use Airport [Line Items]
Amortization	$ 1,505,069	$ 1,329,620	$ 1,169,432
MBJA [Member]
Disclosure of Values of Airport Concessions and Rights to Use Airport [Line Items]
Fair value date of acquisition				$ 176,086,000	$ 176,086,000	$ 176,086,000
Translation effect for Amortization	(122,953)	(38,776)	4,315
Amortization	497,527	475,805	469,646
MBJA [Member] \| Other airport concession [Member]
Disclosure of Values of Airport Concessions and Rights to Use Airport [Line Items]
Translation effects for concessions	$ 828,854	$ 634,350	$ 781,857
NMIA [Member]
Disclosure of Values of Airport Concessions and Rights to Use Airport [Line Items]
Fair value date of acquisition				$ 7,146,500	$ 7,146,500	$ 7,146,500