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Classification of Expenses By Nature | 12 Months Ended
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Dec. 31, 2021
Expenses by nature [abstract] |
Classification of Expenses By Nature | Classification of Expenses by Nature Details of classification of expenses by nature for the years ended December 31, 2021, 2020 and 2019 are as follows:
| 2021 |  | 2020 |  | 2019
| (In millions of Korean won)
Advertising expenses | ₩ | 35,948 |  |  | ₩ | 30,084 |  |  | ₩ | 14,948 |
Fees and commissions | 215,613 |  |  | 230,412 |  |  | 249,210 |
Lease expenses | 1,125 |  |  | 920 |  |  | 1,496 |
Outsourcing expenses | 12,997 |  |  | 9,500 |  |  | 7,875 |
Salaries | 35,532 |  |  | 32,340 |  |  | 26,935 |
Expenses related to defined contribution plans | 2,090 |  |  | 2,030 |  |  | 1,807 |
Employee benefits | 3,390 |  |  | 3,329 |  |  | 3,026 |
Depreciation | 4,570 |  |  | 3,783 |  |  | 2,748 |
Amortization | 1,748 |  |  | 1,137 |  |  | 905 |
Other expenses | 3,361 |  |  | 2,944 |  |  | 3,214 |
Total | ₩ | 316,374 |  |  | ₩ | 316,479 |  |  | ₩ | 312,164 |
Total expenses consist of cost of sales, selling, general and administrative expenses and research and development.

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