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Classification of Expenses By Nature | 12 Months Ended
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Dec. 31, 2020
Expense By Nature [Abstract] |
Classification of Expenses By Nature | 14. Classification of Expenses by Nature Details of classification of expenses by nature for the years ended December 31, 2020, 2019 and 2018 are as follows:
|  | 2020 |  |  | 2019 |  |  | 2018 |
|  |  | (In millions of Korean won) |
Advertising expenses |  | W |  | 30,084 |  |  | W |  | 14,948 |  |  | W |  | 17,263 |
Fees and commissions |  |  |  | 230,412 |  |  |  |  | 249,210 |  |  |  |  | 195,173 |
Lease expenses |  |  |  | 920 |  |  |  |  | 1,496 |  |  |  |  | 2,604 |
Outsourcing expenses |  |  |  | 9,500 |  |  |  |  | 7,875 |  |  |  |  | 6,176 |
Salaries |  |  |  | 32,340 |  |  |  |  | 26,935 |  |  |  |  | 23,137 |
Expenses related to defined contribution plans |  |  |  | 2,030 |  |  |  |  | 1,807 |  |  |  |  | 1,546 |
Employee benefits |  |  |  | 3,329 |  |  |  |  | 3,026 |  |  |  |  | 2,655 |
Depreciation |  |  |  | 3,783 |  |  |  |  | 2,748 |  |  |  |  | 545 |
Amortization |  |  |  | 1,137 |  |  |  |  | 905 |  |  |  |  | 868 |
Other expenses |  |  |  | 2,944 |  |  |  |  | 3,214 |  |  |  |  | 2,915 |
Total |  | W |  | 316,479 |  |  | W |  | 312,164 |  |  | W |  | 252,882 |

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