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Related Party Transactions - Additional Information (Detail) - PHP (₱) ₱ in Thousands | 12 Months Ended
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Dec. 12, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Disclosure Of Transactions Between Related Parties [Abstract] |  |  |
Director fee for each board meeting | ₱ 250 |  |
Fee for each committee meeting attended | 125 |  |
Total fees paid for board meetings and board committee meetings | ₱ 63,000 | ₱ 72,000 | ₱ 57,000

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- References No definition available. + Details
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- Definition Aggregate fee for board meeting and board committee meeting. + References No definition available. + Details
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Namespace Prefix: | phi_
Data Type: | xbrli:monetaryItemType
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- Definition Key management personnel compensation director fee for each board meeting. + References No definition available. + Details
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- Definition Key management personnel compensation for each committee meeting. + References No definition available. + Details
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Balance Type: | debit
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