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Financial Risk Management - Schedule of Reconciliation by Risk Category of Components of Equity and Analysis of OCI Items and Net of Tax (Detail)
$ in Thousands
12 Months Ended
Dec. 31, 2019
MXN ($)
Cash flow hedges  
Balance at 31 December 2019 $ (172,094)
Hedge Reserve [Member]  
Cash flow hedges  
Changes in fair value (247,981)
Amount reclassified to profit or loss (1,045)
Changes in deferred tax asset 76,931
Balance at 31 December 2019 $ (172,094)