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Accrued liabilities - Other liabilities, short-term and long-term (Details) $ in Thousands, $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 MXN ($) | Dec. 31, 2018 MXN ($) | Dec. 31, 2017 MXN ($) | Dec. 31, 2019 USD ($) | Dec. 31, 2019 MXN ($)
Accrued liabilities |  |  |  |  |
Short-term maturities |  | $ 25,835 | $ 202,250 | $ 21,608 | $ 407,190
Long-term |  | 1,820,194 | 1,454,790 | $ 77,982 | $ 1,469,595
Cancellations, or write off related to liabilities | $ 0 | $ 0 | $ 0 |  |

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- Definition The amount of current liabilities that the entity does not separately disclose in the same statement or note. [Refer: Current liabilities] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_55&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The amount of non-current liabilities that the entity does not separately disclose in the same statement or note. [Refer: Non-current liabilities] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_55&doctype=Standard -URIDate 2019-03-27 + Details
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Period Type: | instant

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- Definition n/a + References No definition available. + Details
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- Definition Cancellations, or write-offs of other liabilities. + References No definition available. + Details
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