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Other Financial Assets (Tables) | 12 Months Ended
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Dec. 31, 2021
Other Financial Assets [Abstract] |
Other Financial Assets |
(1) | Other financial assets as of December 31, 2020 and 2021 are as follows:
|  |  |  |  | 2020 |  |  | 2021 |
|  |  |  |  | Current |  |  | Non-current |  |  | Current |  |  | Non-current |
|  |  |  |  | In millions of won |
Loans |  | ￦ |  |  |  |  | 78,806 |  |  |  | 762,555 |  |  |  | 88,406 |  |  |  | 903,397 |
Less: Allowance for doubtful accounts |  |  |  |  |  |  | (1 | ) |  |  | (20,266 | ) |  |  | (10 | ) |  |  | (52,667 | )
Less: Present value discount |  |  |  |  |  |  | (842 | ) |  |  | (30,090 | ) |  |  | (807 | ) |  |  | (29,248 | )
|  |  |  |  |  |  | 77,963 |  |  |  | 712,199 |  |  |  | 87,589 |  |  |  | 821,482 |
Long-term / short-term financial instruments |  |  |  |  |  |  | 1,483,482 |  |  |  | 578,621 |  |  |  | 1,278,014 |  |  |  | 450,494 |
|  |  | ￦ |  |  |  | 1,561,445 |  |  |  | 1,290,820 |  |  |  | 1,365,603 |  |  |  | 1,271,976 |
Loans and receivables |
(2) | Loans as of December 31, 2020 and 2021 are as follows:
|  |  |  |  | 2020 |
|  |  |  |  | Face value |  |  | Allowance for doubtful accounts |  |  | Present value discount |  |  | Carrying value |
|  |  |  |  | In millions of won |
Short-term loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans for tuition |  | ￦ |  |  |  |  | 33,864 |  |  |  | — |  |  |  | (842 | ) |  |  | 33,022 |
Loans for housing |  |  |  |  |  |  | 21,988 |  |  |  | — |  |  |  | — |  |  |  | 21,988 |
Fisheries loan |  |  |  |  |  |  | 3,816 |  |  |  | — |  |  |  | — |  |  |  | 3,816 |
Other loans |  |  |  |  |  |  | 19,138 |  |  |  | (1 | ) |  |  | — |  |  |  | 19,137 |
|  |  |  |  |  |  | 78,806 |  |  |  | (1 | ) |  |  | (842 | ) |  |  | 77,963 |
Long-term loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans for tuition |  |  |  |  |  |  | 420,274 |  |  |  | (9,091 | ) |  |  | (30,090 | ) |  |  | 381,093 |
Loans for housing |  |  |  |  |  |  | 237,100 |  |  |  | — |  |  |  | — |  |  |  | 237,100 |
Loans for related parties |  |  |  |  |  |  | 50,682 |  |  |  | (1,047 | ) |  |  | — |  |  |  | 49,635 |
Other loans |  |  |  |  |  |  | 54,499 |  |  |  | (10,128 | ) |  |  | — |  |  |  | 44,371 |
|  |  |  |  |  |  | 762,555 |  |  |  | (20,266 | ) |  |  | (30,090 | ) |  |  | 712,199 |
|  | ￦ |  |  |  |  | 841,361 |  |  |  | (20,267 | ) |  |  | (30,932 | ) |  |  | 790,162 |
|  |  |  |  | 2021 |
|  |  |  |  | Face value |  |  | Allowance for doubtful accounts |  |  | Present value discount |  |  | Carrying value |
|  |  |  |  | In millions of won |
Short-term loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans for tuition |  | ￦ |  |  |  |  | 28,975 |  |  |  | — |  |  |  | (807 | ) |  |  | 28,168 |
Loans for housing |  |  |  |  |  |  | 25,750 |  |  |  | — |  |  |  | — |  |  |  | 25,750 |
Other loans |  |  |  |  |  |  | 33,681 |  |  |  | (10 | ) |  |  | — |  |  |  | 33,671 |
|  |  |  |  |  |  | 88,406 |  |  |  | (10 | ) |  |  | (807 | ) |  |  | 87,589 |
Long-term loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans for tuition |  |  |  |  |  |  | 431,002 |  |  |  | (37,783 | ) |  |  | (29,248 | ) |  |  | 363,971 |
Loans for housing |  |  |  |  |  |  | 282,833 |  |  |  | — |  |  |  | — |  |  |  | 282,833 |
Loans for related parties |  |  |  |  |  |  | 150,541 |  |  |  | (14,861 | ) |  |  | — |  |  |  | 135,680 |
Fisheries loan |  |  |  |  |  |  | 203 |  |  |  | — |  |  |  | — |  |  |  | 203 |
Other loans |  |  |  |  |  |  | 38,818 |  |  |  | (23 | ) |  |  | — |  |  |  | 38,795 |
|  |  |  |  |  |  | 903,397 |  |  |  | (52,667 | ) |  |  | (29,248 | ) |  |  | 821,482 |
|  | ￦ |  |  |  |  | 991,803 |  |  |  | (52,677 | ) |  |  | (30,055 | ) |  |  | 909,071 |
Changes in the allowance for doubtful accounts of loans and receivables |
(3) | Changes in the allowance for doubtful accounts of loans for the years ended December 31, 2019, 2020 and 2021 are as follows:
|  |  |  |  | 2019 |  |  | 2020 |  |  | 2021 |
|  |  |  |  | In millions of won |
Beginning balance |  | ￦ |  |  |  |  | 4,952 |  |  |  | 15,094 |  |  |  | 20,267 |
Bad debt expense |  |  |  |  |  |  | 10,142 |  |  |  | 5,173 |  |  |  | 30,942 |
Other |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 1,468 |
Ending balance |  | ￦ |  |  |  |  | 15,094 |  |  |  | 20,267 |  |  |  | 52,677 |
Long-term and short-term financial instruments |
(4) | Long-term and short-term financial instruments as of December 31, 2020 and 2021 are as follows:
|  |  |  |  | 2020 |  |  | 2021 |
|  |  |  |  | Current |  |  | Non-current |  |  | Current |  |  | Non-current |
|  |  |  |  | In millions of won |
Time deposits |  | ￦ |  |  |  |  | 996,265 |  |  |  | 160,433 |  |  |  | 976,899 |  |  |  | 103,607 |
CD |  |  |  |  |  |  | 50,000 |  |  |  | — |  |  |  | — |  |  |  | — |
RP |  |  |  |  |  |  | 203,008 |  |  |  | — |  |  |  | — |  |  |  | — |
Others |  |  |  |  |  |  | 234,209 |  |  |  | 418,188 |  |  |  | 301,115 |  |  |  | 346,887 |
|  | ￦ |  |  |  |  | 1,483,482 |  |  |  | 578,621 |  |  |  | 1,278,014 |  |  |  | 450,494 |

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