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Consolidated Statement of Comprehensive Income - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Statement Line Items [Line Items] |  |  |  |
Income for the year |  | $ 731,258 | $ 873,900 | $ 536,389
Items that may be subsequently reclassified to profit or loss: |  |  |  |
Currency translation adjustment |  | (27,294) | (96,916) | 151,762
Change in value of cash flow hedges and instruments at fair value |  | 3,039 | (6,701) | 4,502
Income tax relating to components of other comprehensive income |  | (707) | 34 | 23
- Currency translation adjustment | [1] | (10,781) | 1,848 | (9,548)
- Changes in the fair value of derivatives held as cash flow hedges and others |  | 812 | (132) | 512
Total other comprehensive income that will be reclassified to profit or loss, net of tax |  | (34,931) | (101,867) | 147,251
Items that will not be reclassified to profit or loss: |  |  |  |
Remeasurements of post employment benefit obligations |  | (9,272) | 7,963 | (8,635)
Income tax on items that will not be reclassified |  | 1,545 | (1,932) | 1,338
Remeasurements of post employment benefit obligations of non-consolidated companies |  | (9,878) | (3,855) | (376)
Total other comprehensive income that will not be reclassified to profit or loss, net of tax |  | (17,605) | 2,176 | (7,673)
Other comprehensive (loss) income for the year, net of tax |  | (52,536) | (99,691) | 139,578
Total comprehensive income for the year |  | 678,722 | 774,209 | 675,967
Total comprehensive income (loss) for the year attributable to: |  |  |  |
Owners of the parent |  | 690,095 | 776,713 | 683,531
Non-controlling interests |  | (11,373) | (2,504) | (7,564)
Total comprehensive income (loss) for the year |  | 678,722 | 774,209 | 675,967
Total comprehensive income (loss) for the year attributable to Owners of the parent arises from |  |  |  |
Continuing operations |  | 690,095 | 776,713 | 591,989
Discontinued operations |  |  |  | 91,542
Comprehensive income, attributable to owners of parent |  | $ 690,095 | $ 776,713 | $ 683,531
[1] | Since 2018 Tenaris recognizes its share over the effects on the adoption of IAS 29, "Financial Reporting in Hyperinflationary Economies" by Ternium in other comprehensive income as a currency translation adjustment.

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