Leases - Summary of Amounts Recognized in the Condensed Consolidated Interim Statements of Income of Leases (Detail) - KRW (₩) ₩ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Depreciation of right-of-use assets: | |||
| Depreciation, right-of-use assets | ₩ 421,050 | ₩ 407,338 | ₩ 410,032 |
| Interest expense on lease liabilities | 47,596 | 50,631 | 46,595 |
| Land, buildings and structures [member] | |||
| Depreciation of right-of-use assets: | |||
| Depreciation, right-of-use assets | 356,889 | 343,161 | 346,931 |
| Others [member] | |||
| Depreciation of right-of-use assets: | |||
| Depreciation, right-of-use assets | ₩ 64,161 | ₩ 64,177 | ₩ 63,101 |