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Pension and Other Employee Benefits - PLDT's Retirement Plan - Additional Information (Detail) | 12 Months Ended
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Dec. 31, 2023
Plan Member with Less Than 15 Years of Credited Services [Member] |
Disclosure of defined benefit plans [line items] |
Credited services period | 15 years
Percentage of retirement benefit equal to compensation | 100.00%
Plan Member with At Least 15 Years of Credited Services [Member] |
Disclosure of defined benefit plans [line items] |
Credited services period | 15 years
Percentage of retirement benefit equal to compensation | 125.00%
Plan Member with At Least 15 Years of Credited Services [Member] |
Disclosure of defined benefit plans [line items] |
Credited services period | 15 years
Additional retirement benefit percentage for each completed year in excess of 15 years | 5.00%
Top of range [member] | Plan Member with At Least 15 Years of Credited Services [Member] |
Disclosure of defined benefit plans [line items] |
Percentage of retirement benefit equal to compensation | 200.00%

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

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- Definition Additional retirement benefit percentage. + References No definition available. + Details
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Balance Type: | na
Period Type: | duration

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- Definition Defined benefit plan period of credited service. + References No definition available. + Details
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Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- Definition Percentage of retirement benefit equal to compensation. + References No definition available. + Details
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Period Type: | duration

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- Details
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Namespace Prefix: |
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Period Type: |

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- Details
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Namespace Prefix: |
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Period Type: |

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

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