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Trade and Other Receivables (Tables) | 12 Months Ended
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Dec. 31, 2018
Text block [abstract] |
Summary of Trade and Other Receivables | Trade and other receivables as at December 31, 2017 and 2018 are as follows:
|  | December 31, 2017 |
(In millions of Korean won) |  | Total amounts |  |  | Allowance for doubtful accounts |  |  | Present value discount |  |  | Carrying amount |
Current assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Trade receivables |  | ￦ | 3,405,947 |  |  | ￦ | (438,817 | ) |  | ￦ | (7,508 | ) |  | ￦ | 2,959,622 |
Other receivables |  |  | 3,071,532 |  |  |  | (66,402 | ) |  |  | (187 | ) |  |  | 3,004,943 |
|  | ￦ | 6,477,479 |  |  | ￦ | (505,219 | ) |  | ￦ | (7,695 | ) |  | ￦ | 5,964,565 |
Non-current assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Trade receivables |  | ￦ | 366,108 |  |  | ￦ | (610 | ) |  | ￦ | (12,803 | ) |  | ￦ | 352,695 |
Other receivables |  |  | 522,458 |  |  |  | (17,970 | ) |  |  | (28,351 | ) |  |  | 476,137 |
|  | ￦ | 888,566 |  |  | ￦ | (18,580 | ) |  | ￦ | (41,154 | ) |  | ￦ | 828,832 |
|  | December 31, 2018 |
(In millions of Korean won) |  | Total amounts |  |  | Expected credit losses |  |  | Present value discount |  |  | Carrying amount |
Current assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Trade receivables |  | ￦ | 3,422,086 |  |  | ￦ | (357,548 | ) |  | ￦ | (9,873 | ) |  | ￦ | 3,054,665 |
Other receivables |  |  | 2,700,792 |  |  |  | (74,948 | ) |  |  | (160 | ) |  |  | 2,625,684 |
|  | ￦ | 6,122,878 |  |  | ￦ | (432,496 | ) |  | ￦ | (10,033 | ) |  | ￦ | 5,680,349 |
Non-current assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Trade receivables |  | ￦ | 402,027 |  |  | ￦ | (2,376 | ) |  | ￦ | (17,970 | ) |  | ￦ | 381,681 |
Other receivables |  |  | 506,061 |  |  |  | (18,874 | ) |  |  | (25,873 | ) |  |  | 461,314 |
|  | ￦ | 908,088 |  |  | ￦ | (21,250 | ) |  | ￦ | (43,843 | ) |  | ￦ | 842,995 |
Summary of Changes in Allowance for Doubtful Accounts | Details of changes in allowance for doubtful accounts the years ended December 31, 2016, 2017 and 2018, are as follows:
|  | 2016 |  |  | 2017 |  |  | 2018 |
(In millions of Korean won) |  | Trade receivables |  |  | Other receivables |  |  | Trade receivables |  |  | Other receivables |  |  | Trade receivables |  |  | Other receivables |
Beginning balance |  | ￦ | 468,741 |  |  | ￦ | 250,842 |  |  | ￦ | 470,871 |  |  | ￦ | 141,616 |  |  | ￦ | 439,427 |  |  | ￦ | 84,372 |
Provision |  |  | 84,975 |  |  |  | 7,736 |  |  |  | 38,888 |  |  |  | 5,809 |  |  |  | 91,282 |  |  |  | 21,783 |
Reversal or written-off |  |  | (80,518 | ) |  |  | (108,638 | ) |  |  | (70,121 | ) |  |  | (61,220 | ) |  |  | (170,597 | ) |  |  | (14,520 | )
Changes in the scope of consolidation |  |  | 215 |  |  |  | 56 |  |  |  | (107 | ) |  |  | (35 | ) |  |  | — |  |  |  | — |
Others |  |  | (2,542 | ) |  |  | (8,380 | ) |  |  | (104 | ) |  |  | (1,798 | ) |  |  | (188 | ) |  |  | 2,187 |
Ending balance |  | ￦ | 470,871 |  |  | ￦ | 141,616 |  |  | ￦ | 439,427 |  |  | ￦ | 84,372 |  |  | ￦ | 359,924 |  |  | ￦ | 93,822 |
Summary of Other Receivables | Details of other receivables as at December 31, 2017 and 2018, are as follows:
(In millions of Korean won) |  | December 31, 2017 |  |  | December 31, 2018 |
Loans |  | ￦ | 84,682 |  |  | ￦ | 88,476 |
Receivables1 |  |  | 3,000,849 |  |  |  | 2,612,753 |
Accrued income |  |  | 12,186 |  |  |  | 10,171 |
Refundable deposits |  |  | 391,458 |  |  |  | 370,481 |
Loans receivable |  |  | 34,273 |  |  |  | 54,952 |
Finance lease receivables |  |  | 20,526 |  |  |  | 22,230 |
Others |  |  | 21,478 |  |  |  | 21,757 |
Less: Allowance for doubtful accounts |  |  | (84,372 | ) |  |  | (93,822 | )
|  | ￦ | 3,481,080 |  |  | ￦ | 3,086,998 |
1 | The settlement receivables of BC Card Co., Ltd. of ￦1,895,575 million (2017: ￦2,262,829 million) are included.

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