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Consolidated Statements of Comprehensive Income - KRW (₩) ₩ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Statement of comprehensive income [abstract] |  |  |
Profit for the year | ₩ 719,412 | ₩ 546,341 | ₩ 831,845
Other comprehensive income Items that will not be reclassified to profit or loss: |  |  |
Remeasurements of the net defined benefit liability | (73,511) | (83,962) | 4,213
Shares of remeasurement gain (loss) of associates and joint ventures | (816) | (115) | 116
Gain on valuation of equity instruments at fair value through other comprehensive income | 43,077 |  |
Other comprehensive income, Items that may be subsequently reclassified to profit or loss: |  |  |
Gain on valuation of debt instruments at fair value through other comprehensive income | 734 |  |
Changes in value of available-for-sale financial assets |  | 51,235 | 10,925
Other comprehensive income from available-for sale financial assets reclassified to loss |  | (55,450) | (3,840)
Valuation gain (loss) on cash flow hedge | 17,268 | (111,083) | 64,796
Other comprehensive income (loss) from cash flow hedges reclassified to profit (loss) | (44,279) | 141,929 | (75,871)
Share of other comprehensive income (loss) from associates and joint ventures | (41) | 10,280 | (602)
Exchange differences on translation of foreign operations | 2,940 | (21,122) | (5,407)
Total other comprehensive loss | (54,628) | (68,288) | (5,670)
Total comprehensive income for the year | 664,784 | 478,053 | 826,175
Total comprehensive income for the year attributable to: |  |  |
Owners of the Controlling Company | 589,179 | 413,149 | 738,413
Non-controlling interest | 75,605 | 64,904 | 87,762
Total comprehensive income for the year | ₩ 664,784 | ₩ 478,053 | ₩ 826,175

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