v3.26.1
Prepaid Expenses - Summary of Prepaid Expenses (Detail) - KRW (₩)
₩ in Millions
Dec. 31, 2025
Dec. 31, 2024
Disclosure of prepaid expenses [abstract]    
Incremental costs of obtaining contracts ₩ 2,061,667 ₩ 1,881,608
Others 74,096 64,002
Current prepaid expenses 2,135,763 1,945,610
Incremental costs of obtaining contracts 1,208,600 1,038,170
Others 72,151 70,236
Noncurrent prepayments ₩ 1,280,751 ₩ 1,108,406