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Income Taxes - Summary of Temporary Differences in Deferred Income Tax Assets and Liabilities (Detail) - MXN ($) $ in Millions | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Deferred tax assets: |  |
Tax loss carryforwards and other tax credits | $ 15,900 | $ 17,514
Accounts payable and accrued expenses | 7,083 | 9,262
Intangible assets and deferred charges, net | 4,175 | 6,358
Others | 0 | 411
Total deferred tax assets, net | 27,158 | 33,545
Deferred tax liabilities: |  |
Property, machinery and equipment | (27,268) | (35,095)
Investments and other assets | (874) | (2,012)
Total deferred tax liabilities, net | (28,142) | (37,107)
Net deferred tax liabilities | (984) | (3,562)
Country of domicile [member] |  |
Deferred tax liabilities: |  |
Net deferred tax liabilities | (3,644) | (2,509)
Foreign countries [member] |  |
Deferred tax liabilities: |  |
Net deferred tax liabilities | $ 2,660 | $ (1,053)

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