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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 (As previously reported [member]) at Dec. 31, 2015 | ₩ 12,156,131 | ₩ 1,564,499 | ₩ 1,440,258 | ₩ 9,049,971 | ₩ 13,870 | ₩ (1,232,863) | ₩ 10,835,735 | ₩ 1,320,396
Beginning balance (Adjusted [member]) at Dec. 31, 2015 | 97,496 |  |  | 97,496 |  |  | 97,496 |
Beginning balance at Dec. 31, 2015 | 12,253,627 | 1,564,499 | 1,440,258 | 9,147,467 | 13,870 | (1,232,863) | 10,933,231 | 1,320,396
Comprehensive income |  |  |  |  |  |  |  |
Profit for the year | As previously reported [member] | 795,117 |  |  |  |  |  |  |
Profit for the year | 831,845 |  |  | 745,090 |  |  | 745,090 | 86,755
Changes in value of available-for-sale financial assets | 7,085 |  |  |  | 1,691 |  | 1,691 | 5,394
Remeasurements of net defined benefit liability | 4,213 |  |  | 8,531 |  |  | 8,531 | (4,318)
Shares of remeasurement gain (loss) of associates and joint ventures | 116 |  |  | 94 |  |  | 94 | 22
Shares of other comprehensive income (losses) of joint ventures and associates | (602) |  |  |  | (571) |  | (571) | (31)
Valuation gains (losses) on cashflow hedge | (11,075) |  |  |  | (11,075) |  | (11,075) |
Exchange differences on translation of foreign operations | (5,407) |  |  |  | (5,347) |  | (5,347) | (60)
Total comprehensive income for the year | As previously reported [member] | 789,447 |  |  |  |  |  |  |
Total comprehensive income for the year | 826,175 |  |  | 753,715 | (15,302) |  | 738,413 | 87,762
Transactions with equity holders |  |  |  |  |  |  |  |
Dividends paid by the Controlling Company | (122,425) |  |  | (122,425) |  |  | (122,425) |
Dividends paid to non-controlling interest of subsidiaries | (61,674) |  |  |  |  |  |  | (61,674)
Changes in consolidation scope | (4,181) |  |  |  |  | 11,369 | 11,369 | (15,550)
Change in ownership interest in subsidiaries |  |  |  | (50) |  | 50 |  |
Appropriation of loss on disposal of treasury stock | 21,769 |  |  |  |  |  |  | 21,769
Others | 3,651 |  |  |  |  | 3,510 | 3,510 | 141
Subtotal | (162,860) |  |  | (122,475) |  | 14,929 | (107,546) | (55,314)
Ending 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
Changes in value of available-for-sale financial assets | (4,215) |  |  |  | (1,433) |  | (1,433) | (2,782)
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)
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 (As previously reported [member]) at Dec. 31, 2017 | 13,049,130 |  |  |  |  |  |  |
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 (Increase (decrease) due to changes in accounting policy required by IFRSs [member]) at Dec. 31, 2017 | 1,048,922 |  |  | 954,053 | 17,741 |  | 971,794 | 77,128
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 | As previously reported [member] | 668,409 |  |  |  |  |  |  |
Profit for the year | Adjusted [member] | 719,412 |  |  |  |  |  |  |
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
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 (As previously reported [member]) at Dec. 31, 2018 | 13,608,698 |  |  |  |  |  |  |
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

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