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Financial risk management (Tables) | 12 Months Ended
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Dec. 31, 2025
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Net Borrowing-to-Equity Ratio | Net borrowing-to-equity ratio as of December 31, 2024 and 2025 is as follows:
(in millions of Won) |  | 2024 |  |  | 2025 |
Total borrowings |  | ￦ | 25,997,367 |  |  |  | 28,492,000 |
Less: Cash and cash equivalents |  |  | 6,767,898 |  |  |  | 7,049,800 |
Net borrowings |  |  | 19,229,469 |  |  |  | 21,442,200 |
Total equity |  |  | 61,442,768 |  |  |  | 62,392,712 |
Net borrowings-to-equity ratio |  |  | 31.30 | % |  |  | 34.36 | %

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