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General Information - Schedule of Consolidated Financial Information Subsidiaries (Details) - KRW (₩) ₩ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Disclosure of subsidiaries [line items] |  |  |
Total assets | ₩ 327,526 | ₩ 265,372 |
Total liabilities | 80,685 | 88,024 |
Revenue | 413,938 | 405,953 | ₩ 360,967
Profit (loss) for the year | 65,880 | 62,556 | ₩ 39,730
Gravity Interactive, Inc. |  |  |
Disclosure of subsidiaries [line items] |  |  |
Total assets | 26,385 | 31,849 |
Total liabilities | 16,163 | 23,405 |
Revenue | 79,242 | 123,055 |
Profit (loss) for the year | ₩ 988 | 1,138 |
Subsidiary | Gravity Interactive, Inc. |  |
Gravity Entertainment Corporation |  |  |
Disclosure of subsidiaries [line items] |  |  |
Total assets |  | 0 |
Total liabilities |  | 0 |
Revenue |  | 0 |
Profit (loss) for the year |  | 8 |
Subsidiary | Gravity Entertainment Corporation |  |
Gravity NeoCyon, Inc. |  |  |
Disclosure of subsidiaries [line items] |  |  |
Total assets | ₩ 14,903 | 11,069 |
Total liabilities | 9,378 | 7,422 |
Revenue | 25,443 | 26,368 |
Profit (loss) for the year | ₩ (111) | (1,754) |
Subsidiary | Gravity NeoCyon, Inc. |  |
Gravity Communications Co.,Ltd. |  |  |
Disclosure of subsidiaries [line items] |  |  |
Total assets | ₩ 33,121 | 33,717 |
Total liabilities | 9,236 | 10,070 |
Revenue | 33,342 | 41,677 |
Profit (loss) for the year | ₩ 9,096 | 12,281 |
Subsidiary | Gravity Communications Co.,Ltd. |  |
PT. Gravity Game Link |  |  |
Disclosure of subsidiaries [line items] |  |  |
Total assets | ₩ 2,916 | 2,185 |
Total liabilities | 318 | 664 |
Revenue | 2,462 | 4,881 |
Profit (loss) for the year | ₩ (221) | (315) |
Subsidiary | PT. Gravity Game Link |  |
Gravity Game Tech Co.,Ltd. |  |  |
Disclosure of subsidiaries [line items] |  |  |
Total assets | ₩ 25,591 | 21,093 |
Total liabilities | 5,666 | 6,315 |
Revenue | 28,346 | 39,147 |
Profit (loss) for the year | ₩ 5,496 | 13,989 |
Subsidiary | Gravity Game Tech Co.,Ltd. |  |
Gravity Game Arise Co., Ltd. |  |  |
Disclosure of subsidiaries [line items] |  |  |
Total assets | ₩ 3,912 | 2,637 |
Total liabilities | 2,167 | 2,066 |
Revenue | 3,258 | 2,483 |
Profit (loss) for the year | ₩ 159 | ₩ 82 |
Subsidiary | Gravity Game Arise Co., Ltd. |  |
Gravity Game Hub PTE., Ltd. |  |  |
Disclosure of subsidiaries [line items] |  |  |
Total assets | ₩ 2,538 |  |
Total liabilities | 722 |  |
Revenue | 117 |  |
Profit (loss) for the year | ₩ (1,110) |  |
Subsidiary | Gravity Game Hub PTE., Ltd.(*) |  |

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