XML 118 R107.htm IDEA: XBRL DOCUMENT
v3.23.1

Critical accounting judgments and key sources of estimation uncertainty: (Details) - MXN ($) $ in Thousands |  | 12 Months Ended
--- | --- | ---
May 15, 2008 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Ifrs Statement [Line Items] |  |  |  |
Expected Revenue From Airplan |  | $ 12,634,029 | $ 14,381,166 | $ 17,540,245
Original concession period for operating rights | 25 years | 50 years |  |
Airplan |  |  |  |
Ifrs Statement [Line Items] |  |  |  |
Original concession period for operating rights | 15 years | 40 years |  |
Minimum | Airplan |  |  |  |
Ifrs Statement [Line Items] |  |  |  |
Original concession period for operating rights |  | 24 years |  |

X
- Definition The concession period for operating rights original term. + References No definition available. + Details
Name: | asurb_ConcessionPeriodForOperatingRightsOriginalTerm
Namespace Prefix: | asurb_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents expected revenue. + References No definition available. + Details
Name: | asurb_ExpectedRevenueFromAirplan
Namespace Prefix: | asurb_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | asurb_IfrsStatementLineItems
Namespace Prefix: | asurb_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_SignificantInvestmentsInSubsidiariesAxis=asurb_AirplanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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