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v3.21.1

Significant Accounting Policies - Summary of Amortization Periods For Current Period and Comparative Period (Detail) | 12 Months Ended
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Dec. 31, 2020
Improvements to concession assets [Member] | Bottom of Range [Member] |
Disclosure of detailed information about intangible assets [Line Items] |
Period (years) | 12 years 6 months
Annual amortization rate | 8.00%
Improvements to concession assets [Member] | Top of Range [Member] |
Disclosure of detailed information about intangible assets [Line Items] |
Period (years) | 20 years
Annual amortization rate | 5.00%
Airport concessions [Member] | Bottom of Range [Member] |
Disclosure of detailed information about intangible assets [Line Items] |
Period (years) | 18 years
Annual amortization rate | 5.50%
Airport concessions [Member] | Top of Range [Member] |
Disclosure of detailed information about intangible assets [Line Items] |
Period (years) | 49 years
Annual amortization rate | 2.00%
Airport concessions [Member] | Middle Range [Member] |
Disclosure of detailed information about intangible assets [Line Items] |
Period(years) | 25 years
Average annual amortization rate | 4.00%
Rights to use airport facilities [Member] | Bottom of Range [Member] |
Disclosure of detailed information about intangible assets [Line Items] |
Period (years) | 10 years
Annual amortization rate | 10.00%
Rights to use airport facilities [Member] | Top of Range [Member] |
Disclosure of detailed information about intangible assets [Line Items] |
Period (years) | 49 years
Annual amortization rate | 2.00%
Other acquired rights [Member] | Bottom of Range [Member] |
Disclosure of detailed information about intangible assets [Line Items] |
Period (years) | 44 years
Annual amortization rate | 2.00%
Other acquired rights [Member] | Top of Range [Member] |
Disclosure of detailed information about intangible assets [Line Items] |
Period (years) | 48 years

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- Details
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