Accounts and Other Receivables - Schedule of Changes in Loss Allowance of Accounts and Other Receivables (Details) - Loss allowance - KRW (₩) ₩ in Millions |
12 Months Ended | ||
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Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Accounts receivable | |||
| Trade And Other Receivables [Line Items] | |||
| Beginning balance | ₩ 550 | ₩ 626 | ₩ 319 |
| Bad debt expenses | 757 | 589 | 1,402 |
| Write-off | (688) | (665) | (1,095) |
| Ending balance | 619 | 550 | 626 |
| Other receivables | |||
| Trade And Other Receivables [Line Items] | |||
| Beginning balance | 5 | 5 | 5 |
| Bad debt expenses | (5) | 0 | 0 |
| Ending balance | ₩ 0 | ₩ 5 | ₩ 5 |
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- Definition Increase Through Bad Debt Expense, Financial Assets No definition available.
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- Definition Trade and other receivables. No definition available.
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- Definition The decrease in financial assets resulting from write-off. [Refer: Financial assets] Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The amount of financial assets at amortised cost. The amortised cost is the amount at which financial assets are measured at initial recognition minus principal repayments, plus or minus the cumulative amortisation using the effective interest method of any difference between that initial amount and the maturity amount, and adjusted for any impairment. [Refer: Financial assets] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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