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Investments in Associates and Joint Ventures - Investment of ePLDT in MediaQuest PDRs - Additional Information (Detail) - PHP (₱)
₱ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Feb. 28, 2018
Disclosure Of Investments In Associates And Joint Ventures [Line Items]      
Carrying value of investments in associates ₱ 19,151 ₱ 18,981 ₱ 1,664
MediaQuest PDRs [Member]      
Disclosure Of Investments In Associates And Joint Ventures [Line Items]      
Percentage of investment in associates 64.00% 64.00%  
Carrying value of investments in associates ₱ 8,706 ₱ 9,186