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Other Components of Equity (Tables) | 12 Months Ended
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Dec. 31, 2020
Other Components of Equity [Abstract] |
Other Components of Equity |
Other components of equity of the parent as of December 31, 2019 and 2020 are as follows:
|  |  |  |  | 2019 |  |  | 2020 |
|  |  |  |  | In millions of won |
Other capital surplus |  | ￦ |  |  |  |  | 1,226,364 |  |  |  | 1,224,105 |
Accumulated other comprehensive income (loss) |  |  |  |  |  |  | (280,730 | ) |  |  | (409,577 | )
Other equity |  |  |  |  |  |  | 13,294,973 |  |  |  | 13,294,973 |
|  | ￦ |  |  |  |  | 14,240,607 |  |  |  | 14,109,501 |
Changes in other capital surplus |
Changes in other capital surplus for the years ended December 31, 2019 and 2020 are as follows:
|  |  |  |  | 2019 |  |  | 2020 |
|  |  |  |  | Gains on disposal of treasury stocks |  |  | Others |  |  | Subtotal |  |  | Gains on disposal of treasury stocks |  |  | Others |  |  | Subtotal |
|  |  |  |  | In millions of won |
Beginning balance |  | ￦ |  |  |  |  | 387,524 |  |  |  | 847,301 |  |  |  | 1,234,825 |  |  |  | 387,524 |  |  |  | 838,840 |  |  |  | 1,226,364 |
Issuance of share capital of subsidiary |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (148 | ) |  |  | (148 | )
Others |  |  |  |  |  |  | — |  |  |  | (8,461 | ) |  |  | (8,461 | ) |  |  | — |  |  |  | (2,111 | ) |  |  | (2,111 | )
Ending balance |  | ￦ |  |  |  |  | 387,524 |  |  |  | 838,840 |  |  |  | 1,226,364 |  |  |  | 387,524 |  |  |  | 836,581 |  |  |  | 1,224,105 |
Changes in accumulated other comprehensive income (loss) |
Changes in accumulated other comprehensive income (loss) for the years ended December 31, 2019 and 2020 are as follows:
|  |  |  |  | 2019 |
|  |  |  |  | Financial asset at fair value through other comprehensive income valuation reserve |  |  | Shares in other comprehensive income of investments in associates and joint ventures |  |  | Reserve for overseas operations translation credit |  |  | Reserve for gain (loss) on valuation of derivatives |  |  | Total |
|  |  |  |  | In millions of won |
Beginning balance |  | ￦ |  |  |  |  | (81,708 | ) |  |  | 123,553 |  |  |  | (350,245 | ) |  |  | (50,170 | ) |  |  | (358,570 | )
Changes in the unrealized fair value of financial assets at FVOCI, net of tax |  |  |  |  |  |  | (10,891 | ) |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (10,891 | )
Shares in other comprehensive income of associates and joint ventures, net of tax |  |  |  |  |  |  | — |  |  |  | 19,343 |  |  |  | — |  |  |  | — |  |  |  | 19,343 |
Foreign currency translation of foreign operations, net of tax |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 55,347 |  |  |  | — |  |  |  | 55,347 |
Net change in the unrealized fair value of derivatives using cash flow hedge accounting, net of tax |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 14,041 |  |  |  | 14,041 |
Ending balance |  | ￦ |  |  |  |  | (92,599 | ) |  |  | 142,896 |  |  |  | (294,898 | ) |  |  | (36,129 | ) |  |  | (280,730 | )
|  |  |  |  | 2020 |
|  |  |  |  | Financial asset at fair value through other comprehensive income valuation reserve |  |  | Shares in other comprehensive income of investments in associates and joint ventures |  |  | Reserve for overseas operations translation credit |  |  | Reserve for gain (loss) on valuation of derivatives |  |  | Total |
|  |  |  |  | In millions of won |
Beginning balance |  | ￦ |  |  |  |  | (92,599 | ) |  |  | 142,896 |  |  |  | (294,898 | ) |  |  | (36,129 | ) |  |  | (280,730 | )
Changes in the unrealized fair value of financial assets at FVOCI, net of tax |  |  |  |  |  |  | (8,533 | ) |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (8,533 | )
Shares in other comprehensive Income(loss) of associates and joint ventures, net of tax |  |  |  |  |  |  | — |  |  |  | (132,805 | ) |  |  | — |  |  |  | — |  |  |  | (132,805 | )
Foreign currency translation of foreign operations, net of tax |  |  |  |  |  |  | — |  |  |  | — |  |  |  | (46,032 | ) |  |  | — |  |  |  | (46,032 | )
Net change in the unrealized fair value of derivatives using cash flow hedge accounting, net of tax |  |  |  |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 58,523 |  |  |  | 58,523 |
Ending balance |  | ￦ |  |  |  |  | (101,132 | ) |  |  | 10,091 |  |  |  | (340,930 | ) |  |  | 22,394 |  |  |  | (409,577 | )
Changes in other equity |
Other equity as of December 31, 2019 and 2020 are as follows:
|  |  |  |  | 2019 |  |  | 2020 |
|  |  |  |  | In millions of won |
Statutory revaluation reserve |  | ￦ |  |  |  |  | 13,295,098 |  |  |  | 13,295,098 |
Changes in other equity |  |  |  |  |  |  | (125 | ) |  |  | (125 | )
|  | ￦ |  |  |  |  | 13,294,973 |  |  |  | 13,294,973 |

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