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Cash and Cash Equivalents - Summary of Cash and Cash Equivalents (Detail) - PHP (₱)
₱ in Millions
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Cash and cash equivalents [abstract]        
Cash on hand and in banks (Note 27) ₱ 8,547 ₱ 9,993    
Temporary cash investments (Note 27) 1,464 6,184    
Total ₱ 10,011 ₱ 16,177 ₱ 25,211 ₱ 23,907