XML 189 R176.htm IDEA: XBRL DOCUMENT
v3.22.1

Pension and Other Employee Benefits - Summary of Allocation of Fair Value of Plan Assets of Defined Contribution Plans (Detail) | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Disclosure Of Fair Value Of Plan Assets [Line Items] |  |
Investments in listed and unlisted equity securities | 94.00% | 86.00%
Smart and Subsidiaries [Member] |  |
Disclosure Of Fair Value Of Plan Assets [Line Items] |  |
Investments in debt and fixed income securities and others | 67.00% | 64.00%
Investments in listed and unlisted equity securities | 33.00% | 36.00%
Percentage of investments in pension plan assets | 100.00% | 100.00%

X
- 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
Name: | ifrs-full_DisclosureOfFairValueOfPlanAssetsLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of investments in debt and fixed income securities and other. + References No definition available. + Details
Name: | phi_PercentageOfInvestmentsInDebtAndFixedIncomeSecuritiesAndOther
Namespace Prefix: | phi_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of investments in listed and unlisted equity securities. + References No definition available. + Details
Name: | phi_PercentageOfInvestmentsInListedAndUnlistedEquitySecurities
Namespace Prefix: | phi_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of investments in pension plan assets. + References No definition available. + Details
Name: | phi_PercentageOfInvestmentsInPensionPlanAssets
Namespace Prefix: | phi_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=phi_SmartAndSubsidiariesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |