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Consolidated Statements of Changes in Equity - KRW (₩) ₩ in Millions | Total | Share capital [member] | Share premium [member] | Retained earnings [member] | Accumulated other comprehensive income [member] | Other components of equity [member] | Total attributable to owners of the Controlling Company [member] | Non-controlling interest [member]
--- | --- | --- | --- | --- | --- | --- | --- | ---
Beginning balance at Dec. 31, 2016 | ₩ 12,916,942 | ₩ 1,564,499 | ₩ 1,440,258 | ₩ 9,778,707 | ₩ (1,432) | ₩ (1,217,934) | ₩ 11,564,098 | ₩ 1,352,844
Comprehensive income |  |  |  |  |  |  |  |
Profit for the year | 546,341 |  |  | 461,559 |  |  | 461,559 | 84,782
Remeasurements of net defined benefit liability | (83,962) |  |  | (80,711) |  |  | (80,711) | (3,251)
Shares of remeasurement gain (loss) of associates and joint ventures | (115) |  |  | (116) |  |  | (116) | 1
Shares of other comprehensive income (losses) of joint ventures and associates | 10,280 |  |  |  | 10,148 |  | 10,148 | 132
Valuation gains (losses) on cashflow hedge | 30,846 |  |  |  | 30,846 |  | 30,846 |
Exchange differences on translation of foreign operations | (21,122) |  |  |  | (7,144) |  | (7,144) | (13,978)
Changes in value of available-for-sale financial assets | (4,215) |  |  |  | (1,433) |  | (1,433) | (2,782)
Total comprehensive income for the year | 478,053 |  |  | 380,732 | 32,417 |  | 413,149 | 64,904
Transactions with equity holders |  |  |  |  |  |  |  |
Dividends paid by the Controlling Company | (195,977) |  |  | (195,977) |  |  | (195,977) |
Dividends paid to non-controlling interest of subsidiaries | (47,162) |  |  |  |  |  |  | (47,162)
Changes in consolidation scope | 250 |  |  |  |  |  |  | 250
Change in ownership interest in subsidiaries | 26,683 |  |  |  |  | 5,441 | 5,441 | 21,242
Appropriation of loss on disposal of treasury stock |  |  |  | (2,312) |  | 2,312 |  |
Others | 4,565 |  |  |  |  | 4,879 | 4,879 | (314)
Subtotal | (211,641) |  |  | (198,289) |  | 12,632 | (185,657) | (25,984)
Ending balance (Adjusted [member]) at Dec. 31, 2017 | 14,232,276 | 1,564,499 | 1,440,258 | 10,915,203 | 48,726 | (1,205,302) | 12,763,384 | 1,468,892
Ending balance at Dec. 31, 2017 | 13,183,354 | 1,564,499 | 1,440,258 | 9,961,150 | 30,985 | (1,205,302) | 11,791,590 | 1,391,764
Comprehensive income |  |  |  |  |  |  |  |
Profit for the year | 719,412 |  |  | 645,571 |  |  | 645,571 | 73,841
Remeasurements of net defined benefit liability | (73,511) |  |  | (61,449) |  |  | (61,449) | (12,062)
Shares of remeasurement gain (loss) of associates and joint ventures | (816) |  |  | (816) |  |  | (816) |
Shares of other comprehensive income (losses) of joint ventures and associates | (41) |  |  |  | (136) |  | (136) | 95
Valuation gains (losses) on cashflow hedge | (27,011) |  |  |  | (27,011) |  | (27,011) |
Gain(loss) on disposal of equity instruments at fair value through other comprehensive income |  |  |  | 4,441 | (4,441) |  |  |
Gain on valuation of financial instruments at fair value through other comprehensive income | 43,811 |  |  |  | 30,731 |  | 30,731 | 13,080
Exchange differences on translation of foreign operations | 2,940 |  |  |  | 2,289 |  | 2,289 | 651
Changes in value of available-for-sale financial assets | Increase (decrease) due to changes in accounting policy required by IFRSs [member] | 1,048,922 |  |  | 954,053 | 17,741 |  | 971,794 | 77,128
Total comprehensive income for the year | 664,784 |  |  | 587,747 | 1,432 |  | 589,179 | 75,605
Transactions with equity holders |  |  |  |  |  |  |  |
Dividends paid by the Controlling Company | (245,097) |  |  | (245,097) |  |  | (245,097) |
Dividends paid to non-controlling interest of subsidiaries | (53,535) |  |  |  |  |  |  | (53,535)
Changes in consolidation scope | (1,701) |  |  |  |  | (1,803) | (1,803) | 102
Change in ownership interest in subsidiaries | 48,589 |  |  |  |  | 11,118 | 11,118 | 37,471
Appropriation of loss on disposal of treasury stock |  |  |  | (2,046) |  | 2,046 |  |
Disposal of treasury stock | 9,547 |  |  |  |  | 9,547 | 9,547 |
Others | 3,627 |  |  | 262 |  | 3,311 | 3,573 | 54
Subtotal | (238,570) |  |  | (246,881) |  | 24,219 | (222,662) | (15,908)
Ending balance (Adjusted [member]) at Dec. 31, 2018 | 14,654,600 | 1,564,499 | 1,440,258 | 11,252,179 | 50,158 | (1,181,083) | 13,126,011 | 1,528,589
Ending balance at Dec. 31, 2018 | 14,658,490 | 1,564,499 | 1,440,258 | 11,256,069 | 50,158 | (1,181,083) | 13,129,901 | 1,528,589
Comprehensive income |  |  |  |  |  |  |  |
Profit for the year | 699,274 |  |  | 649,109 |  |  | 649,109 | 50,165
Remeasurements of net defined benefit liability | (25,777) |  |  | (22,774) |  |  | (22,774) | (3,003)
Shares of remeasurement gain (loss) of associates and joint ventures | 649 |  |  | 636 |  |  | 636 | 13
Shares of other comprehensive income (losses) of joint ventures and associates | 2,517 |  |  |  | 2,427 |  | 2,427 | 90
Valuation gains (losses) on cashflow hedge | 22,864 |  |  |  | 22,850 |  | 22,850 | 14
Gain on valuation of financial instruments at fair value through other comprehensive income | 167,152 |  |  |  | 114,869 |  | 114,869 | 52,283
Exchange differences on translation of foreign operations | 4,933 |  |  |  | 4,630 |  | 4,630 | 303
Changes in value of available-for-sale financial assets | Increase (decrease) due to changes in accounting policy required by IFRSs [member] | (3,890) |  |  | (3,890) |  |  | (3,890) |
Changes in value of available-for-sale financial assets | 0 |  |  |  |  |  |  |
Total comprehensive income for the year | 871,612 |  |  | 626,971 | 144,776 |  | 771,747 | 99,865
Transactions with equity holders |  |  |  |  |  |  |  |
Dividends paid by the Controlling Company | (269,659) |  |  | (269,659) |  |  | (269,659) |
Dividends paid to non-controlling interest of subsidiaries | (35,500) |  |  |  |  |  |  | (35,500)
Changes in consolidation scope | 1,539 |  |  |  |  | (245) | (245) | 1,784
Change in ownership interest in subsidiaries | (83,660) |  |  |  |  | (9,082) | (9,082) | (74,578)
Appropriation of loss on disposal of treasury stock |  |  |  | (15,169) |  | 15,169 |  |
Disposal of treasury stock | 3,346 |  |  |  |  | 3,346 | 3,346 |
Others | 1,812 |  |  |  |  | 1,812 | 1,812 |
Subtotal | (382,122) |  |  | (284,828) |  | 11,000 | (273,828) | (108,294)
Ending balance at Dec. 31, 2019 | ₩ 15,144,090 | ₩ 1,564,499 | ₩ 1,440,258 | ₩ 11,594,322 | ₩ 194,934 | ₩ (1,170,083) | ₩ 13,623,930 | ₩ 1,520,160

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