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Property and Equipment (Tables) | 12 Months Ended
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Dec. 31, 2020
Property Plant And Equipment [Abstract] |
Summary of Property Plant and Equipment | (1) Details of property and equipment as of December 31, 2020 and 2019 are as follows:
|  | December 31, 2020 |
|  | Acquisition price |  |  | Accumulated depreciation |  |  | Book amount |
|  | (In millions of Korean won) |
Computer and other equipment |  | W |  | 6,074 |  |  | W |  | (4,694 | ) |  | W |  | 1,380 |
Furniture and fixture |  |  |  | 2,038 |  |  |  |  | (1,728 | ) |  |  |  | 310 |
Construction in progress |  |  |  | 128 |  |  |  |  | — |  |  |  |  | 128 |
Vehicle |  |  |  | 9 |  |  |  |  | (1 | ) |  |  |  | 8 |
Leasehold improvements |  |  |  | 1,160 |  |  |  |  | (1,028 | ) |  |  |  | 132 |
Right-of-use assets |  |  |  | 11,500 |  |  |  |  | (5,763 | ) |  |  |  | 5,737 |
Total |  | W |  | 20,909 |  |  | W |  | (13,214 | ) |  | W |  | 7,695 |
|  | December 31, 2019 |
|  | Acquisition price |  |  | Accumulated depreciation |  |  | Book amount |
|  |  | (In millions of Korean won) |
Computer and other equipment |  | W |  | 5,671 |  |  | W |  | (4,614 | ) |  | W |  | 1,057 |
Furniture and fixture |  |  |  | 1,984 |  |  |  |  | (1,541 | ) |  |  |  | 443 |
Leasehold improvements |  |  |  | 1,291 |  |  |  |  | (1,074 | ) |  |  |  | 217 |
Right-of-use assets |  |  |  | 8,627 |  |  |  |  | (3,681 | ) |  |  |  | 4,946 |
Total |  | W |  | 17,573 |  |  | W |  | (10,910 | ) |  | W |  | 6,663 |
Summary of Changes in Property and Equipment | (2) Changes in property and equipment for the years ended December 31, 2020, 2019 and 2018 are as follows:
|  | 2020 |
|  | Computer and other equipment |  |  | Furniture and fixture |  |  | Construction in progress |  |  | Vehicle |  |  | Leasehold improvements |  |  | Right-of- use assets |  |  | Total |
|  | (In millions of Korean won) |
Beginning balance |  | W |  | 1,057 |  |  | W |  | 443 |  |  | W |  | — |  |  | W |  | — |  |  | W |  | 217 |  |  | W |  | 4,946 |  |  | W |  | 6,663 |
Acquisitions/Capital expenditure |  |  |  | 850 |  |  |  |  | 81 |  |  |  |  | 128 |  |  |  |  | 9 |  |  |  |  | 3 |  |  |  |  | 3,784 |  |  |  |  | 4,855 |
Depreciation |  |  |  | (529 | ) |  |  |  | (213 | ) |  |  |  | — |  |  |  |  | (1 | ) |  |  |  | (83 | ) |  |  |  | (2,957 | ) |  |  |  | (3,783 | )
Disposals |  |  |  | (1 | ) |  |  |  | (1 | ) |  |  |  | — |  |  |  |  | — |  |  |  |  | (2 | ) |  |  |  | (13 | ) |  |  |  | (17 | )
Foreign exchange differences |  |  |  | 3 |  |  |  |  | — |  |  |  |  | — |  |  |  |  | — |  |  |  |  | (3 | ) |  |  |  | (23 | ) |  |  |  | (23 | )
Ending balance |  | W |  | 1,380 |  |  | W |  | 310 |  |  | W |  | 128 |  |  | W |  | 8 |  |  | W |  | 132 |  |  | W |  | 5,737 |  |  | W |  | 7,695 |
|  | 2019 |
|  | Computer and other equipment |  |  | Furniture and fixture |  |  | Leasehold improvements |  |  | Right-of-use assets |  |  | Total |
|  | (In millions of Korean won) |
Beginning balance |  | W |  | 888 |  |  | W |  | 484 |  |  | W |  | 126 |  |  | W |  | — |  |  | W |  | 1,498 |
Recognition of right-of-use assets on initial application of IFRS 16 |  |  |  | (199 | ) |  |  |  | — |  |  |  |  | — |  |  |  |  | 4,453 |  |  |  |  | 4,254 |
Acquisitions |  |  |  | 711 |  |  |  |  | 211 |  |  |  |  | 163 |  |  |  |  | 2,637 |  |  |  |  | 3,722 |
Depreciation |  |  |  | (344 | ) |  |  |  | (198 | ) |  |  |  | (71 | ) |  |  |  | (2,135 | ) |  |  |  | (2,748 | )
Disposals |  |  |  | — |  |  |  |  | (58 | ) |  |  |  | (2 | ) |  |  |  | (15 | ) |  |  |  | (75 | )
Foreign exchange differences |  |  |  | 1 |  |  |  |  | 4 |  |  |  |  | 1 |  |  |  |  | 6 |  |  |  |  | 12 |
Ending balance |  | W |  | 1,057 |  |  | W |  | 443 |  |  | W |  | 217 |  |  | W |  | 4,946 |  |  | W |  | 6,663 |
|  | 2018 |
|  | Computer and other equipment |  |  | Furniture and fixture |  |  | Leasehold improvements |  |  | Total |
|  | (In millions of Korean won) |
Beginning balance |  | W |  | 654 |  |  | W |  | 165 |  |  | W |  | 127 |  |  | W |  | 946 |
Acquisition |  |  |  | 550 |  |  |  |  | 472 |  |  |  |  | 119 |  |  |  |  | 1,141 |
Depreciation |  |  |  | (297 | ) |  |  |  | (133 | ) |  |  |  | (115 | ) |  |  |  | (545 | )
Disposal |  |  |  | (32 | ) |  |  |  | (22 | ) |  |  |  | (5 | ) |  |  |  | (59 | )
Foreign exchange differences |  |  |  | 13 |  |  |  |  | 2 |  |  |  |  | — |  |  |  |  | 15 |
Ending balance |  | W |  | 888 |  |  | W |  | 484 |  |  | W |  | 126 |  |  | W |  | 1,498 |
Summary of Classification Depreciation Expenses in Statements of Comprehensive Income | (3) Classification of depreciation expenses in the statements of comprehensive income for the years ended December 31, 2020, 2019 and 2018 are as follows:
|  | 2020 |  |  | 2019 |  |  | 2018 |
|  | (In millions of Korean won) |
Cost of revenues |  | W |  | 2,123 |  |  | W |  | 1,795 |  |  | W |  | 260 |
Selling, general and administrative expenses |  |  |  | 1,424 |  |  |  |  | 761 |  |  |  |  | 233 |
Research and development |  |  |  | 236 |  |  |  |  | 192 |  |  |  |  | 52 |
Total |  | W |  | 3,783 |  |  | W |  | 2,748 |  |  | W |  | 545 |

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