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Employee Benefits - Summary of Unlisted Equity Investments of Defined Benefit Pension Plans (Parenthetical) (Detail) - PHP (₱) ₱ in Millions | Dec. 31, 2018 | Dec. 31, 2017
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Tahanan Mutual Building and Loan Association Inc [member] |  |
Disclosure Of Fair Value Of Plan Assets [Line Items] |  |
Net subscriptions payable | ₱ 32 | ₱ 32

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
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- Definition Net subscriptions payable. + References No definition available. + Details
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Balance Type: | credit
Period Type: | instant

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |