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Segment Information - Additional Information (Details) - Mobile ₩ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 KRW (₩) numberOfCustomers | Dec. 31, 2021 KRW (₩) numberOfCustomers
Disclosure of operating segments [line items] |  |
Number of major customer | numberOfCustomers | 1 | 1
Revenue | ₩ | ₩ 76,581 | ₩ 126,336
Percentage of entity's revenue | 16.50% | 30.40%

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