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v3.19.1

Property, Machinery and Equipment, Net - Disclosure of Net Change in Property, Machinery and Equipment (Parenthetical) (Detail) T in Millions, $ in Millions, $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2018 MXN ($) T | Dec. 31, 2018 USD ($) T | Dec. 31, 2017 MXN ($) | Dec. 31, 2016 MXN ($) | Dec. 31, 2018 USD ($)
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Carrying amount of assets through leased back | $ 1,602 |  | $ 1,690 |  |
Reclassifications | $ 101 |  | (1,634) | $ (4,549) |
Colombia [member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Annual production capacity | T | 1.1 | 1.1 |  |  |
Reduction in investment | $ 483 | $ 23 |  |  |
Impairment loss recognized in other expenses, net | 295 | 14 |  |  |
Other accounts payable | 188 |  |  |  | $ 9
Mexico [member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Sale of fixed assets | 125 |  | 343 | 281 |
United States [member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Sale of fixed assets | 371 |  | 223 | 317 |
Assets available for sale |  |  |  | 1,386 |
Spain [member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Sale of fixed assets | 158 |  | 220 |  |
Reclassifications | 580 |  |  |  |
France [member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Sale of fixed assets |  |  |  | 165 |
Pacific Northwest Materials Business [member] | United States [member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Reclassifications |  |  | 1,634 |  |
Concrete Pipe Business Segment [member] | United States [member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Reclassifications |  |  |  | 2,747 |
Construction in progress [member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Reclassifications | 580 |  | 0 |  |
Construction in progress [member] | Colombia [member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Net book value of adjustment in investment property | 5,502 | $ 280 |  |  |
Mobile equipment [member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Carrying amount of assets acquired through capital lease | $ 88 |  | $ 2,096 | $ 7 |

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