v3.26.1
Goodwill and Intangible Assets - Summary of Changes in Goodwill and Intangible Assets (Detail) - PHP (₱)
₱ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance ₱ 64,464 ₱ 64,335
Ending balance 64,421 64,464
Costs [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance 79,129 78,757
Additions during the year 229 366
Translation and other adjustments (15) 6
Ending balance 79,343 79,129
Accumulated depreciation, impairment and amortization [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance (14,665) (14,422)
Amortization during the year 270 240
Translation and other adjustments (13) 3
Ending balance (14,922) (14,665)
Intangible Assets with Finite Life [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance 1,303  
Ending balance 1,260 1,303
Intangible Assets with Finite Life [Member] | Costs [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance 15,314 14,942
Additions during the year 229 366
Translation and other adjustments (15) 6
Ending balance 15,528 15,314
Intangible Assets with Finite Life [Member] | Accumulated depreciation, impairment and amortization [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance (14,011) (13,768)
Amortization during the year 270 240
Translation and other adjustments (13) 3
Ending balance (14,268) (14,011)
Intangible assets other than goodwill [member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance 1,523  
Ending balance 1,480 1,523
Intangible assets other than goodwill [member] | Costs [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance 15,534 15,162
Additions during the year 229 366
Translation and other adjustments (15) 6
Ending balance 15,748 15,534
Intangible assets other than goodwill [member] | Accumulated depreciation, impairment and amortization [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance (14,011) (13,768)
Amortization during the year 270 240
Translation and other adjustments (13) 3
Ending balance (14,268) (14,011)
Goodwill [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance 62,941  
Ending balance 62,941 62,941
Goodwill [Member] | Costs [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance 63,595 63,595
Ending balance 63,595 63,595
Goodwill [Member] | Accumulated depreciation, impairment and amortization [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance (654) (654)
Ending balance (654) (654)
Intangible Assets with Indefinite Life [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance 220  
Ending balance 220 220
Intangible Assets with Indefinite Life [Member] | Costs [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance 220 220
Ending balance 220 220
Intangible Assets with Finite Life [Member] | Trademark [Member] | Costs [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance 4,565 4,561
Translation and other adjustments 5 4
Ending balance 4,570 4,565
Intangible Assets with Finite Life [Member] | Trademark [Member] | Accumulated depreciation, impairment and amortization [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance (4,565) (4,561)
Translation and other adjustments 5 4
Ending balance (4,570) (4,565)
Intangible Assets with Finite Life [Member] | Franchise [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance 566  
Ending balance ₱ 379 ₱ 566
Estimated useful lives (in years) 16 years 16 years
Remaining useful lives (in years) 2 years 3 years
Intangible Assets with Finite Life [Member] | Franchise [Member] | Costs [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance ₱ 3,017 ₱ 3,017
Ending balance 3,017 3,017
Intangible Assets with Finite Life [Member] | Franchise [Member] | Accumulated depreciation, impairment and amortization [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance (2,451) (2,265)
Amortization during the year 186 186
Translation and other adjustments 1  
Ending balance (2,638) (2,451)
Intangible Assets with Finite Life [Member] | Licenses [Member] | Costs [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance 135 135
Translation and other adjustments (12)  
Ending balance 123 135
Intangible Assets with Finite Life [Member] | Licenses [Member] | Accumulated depreciation, impairment and amortization [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance (135) (135)
Translation and other adjustments (12)  
Ending balance (123) ₱ (135)
Intangible Assets with Finite Life [Member] | Customer List [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Ending balance ₱ 10  
Estimated useful lives (in years) 6 years 6 years
Remaining useful lives (in years) 5 years  
Intangible Assets with Finite Life [Member] | Customer List [Member] | Costs [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance ₱ 4,703 ₱ 4,703
Additions during the year 12  
Translation and other adjustments (8)  
Ending balance 4,707 4,703
Intangible Assets with Finite Life [Member] | Customer List [Member] | Accumulated depreciation, impairment and amortization [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance (4,703) (4,703)
Amortization during the year 2  
Translation and other adjustments (8)  
Ending balance (4,697) (4,703)
Intangible Assets with Finite Life [Member] | Spectrum [Member] | Costs [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance 1,205 1,205
Ending balance 1,205 1,205
Intangible Assets with Finite Life [Member] | Spectrum [Member] | Accumulated depreciation, impairment and amortization [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance (1,205) (1,205)
Ending balance (1,205) (1,205)
Intangible Assets with Finite Life [Member] | Others [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance 737  
Ending balance ₱ 871 ₱ 737
Intangible Assets with Finite Life [Member] | Others [Member] | Bottom of range [member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Estimated useful lives (in years) 5 years 5 years
Remaining useful lives (in years) 3 years 3 years
Intangible Assets with Finite Life [Member] | Others [Member] | Top of range [member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Estimated useful lives (in years) 10 years 10 years
Remaining useful lives (in years) 10 years 10 years
Intangible Assets with Finite Life [Member] | Others [Member] | Costs [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance ₱ 1,689 ₱ 1,321
Additions during the year 217 366
Translation and other adjustments   2
Ending balance 1,906 1,689
Intangible Assets with Finite Life [Member] | Others [Member] | Accumulated depreciation, impairment and amortization [Member]    
Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]    
Beginning balance (952) (899)
Amortization during the year 82 54
Translation and other adjustments 1 (1)
Ending balance ₱ (1,035) ₱ (952)