XML 40 R29.htm IDEA: XBRL DOCUMENT
v3.19.1

Authorization of the consolidated financial statements: | 12 Months Ended
--- | ---
Dec. 31, 2018
Authorisation of financial statements [Abstract] |
Disclosure of authorisation of financial statements [text block] | Note 22 - Authorization of the consolidated financial statements: The consolidated financial statements and their twenty one notes are an integral part of the consolidated financial statements, which were approved for their issuance on April 25, 2019 by Mr. Adolfo Castro Rivas, Chief Executive Officer of Grupo Aeroportuario del Sureste, S. A. B. de C. V. and by the Audit Committee.

X
- References No definition available. + Details
Name: | asurb_AuthorisationOfFinancialStatementsAbstract
Namespace Prefix: | asurb_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The disclosure of the authorisation of financial statements for issue. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 10 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_10_e&doctype=Standard -URIDate 2018-03-16 + Details
Name: | ifrs-full_DisclosureOfAuthorisationOfFinancialStatementsExplanatory
Namespace Prefix: | ifrs-full_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration