Consolidated condensed statements of changes in equity - USD ($) $ in Thousands |
Total |
Total Equity Attributable to Company [Member] |
Share Capital [Member] |
Parent Company Reserves [Member] |
Other Reserves [Member] |
Retained Earnings [Member] |
Accumulated Currency Translation Differences [Member] |
Non-controlling Interest [Member] |
|---|---|---|---|---|---|---|---|---|
| Balance, beginning of period at Dec. 31, 2016 | $ 1,959,111 | $ 1,832,716 | $ 10,022 | $ 2,268,457 | $ 52,797 | $ (365,410) | $ (133,150) | $ 126,395 |
| Profit/(loss) for the six-month period after taxes | 14,177 | 12,613 | 0 | 0 | 0 | 12,613 | 0 | 1,564 |
| Change in fair value of cash flow hedges | 23,172 | 22,179 | 0 | 0 | 22,179 | 0 | 0 | 993 |
| Currency translation differences | 79,754 | 72,904 | 0 | 0 | 0 | 0 | 72,904 | 6,850 |
| Tax effect | (8,402) | (8,194) | 0 | 0 | (8,194) | 0 | 0 | (208) |
| Other comprehensive income/(loss) | 94,524 | 86,889 | 0 | 0 | 13,985 | 0 | 72,904 | 7,635 |
| Total comprehensive income/(loss) for the period | 108,701 | 99,502 | 0 | 0 | 13,985 | 12,613 | 72,904 | 9,199 |
| Dividend distribution | (54,682) | (50,109) | 0 | (50,109) | 0 | 0 | 0 | (4,573) |
| Balance, end of period at Jun. 30, 2017 | 2,013,130 | 1,882,109 | 10,022 | 2,218,348 | 66,782 | (352,797) | (60,246) | 131,021 |
| Balance, beginning of period (Restated [Member]) at Dec. 31, 2017 | 1,884,967 | 1,748,372 | 10,022 | 2,163,229 | 82,294 | (489,026) | (18,147) | 136,595 |
| Balance, beginning of period (Application of New Accounting Standards [Member]) at Dec. 31, 2017 | (10,486) | (10,486) | 0 | 0 | 1,326 | (11,812) | 0 | 0 |
| Balance, beginning of period at Dec. 31, 2017 | 1,895,453 | 1,758,858 | 10,022 | 2,163,229 | 80,968 | (477,214) | (18,147) | 136,595 |
| Profit/(loss) for the six-month period after taxes | 73,175 | 67,350 | 0 | 0 | 0 | 67,350 | 0 | 5,825 |
| Change in fair value of cash flow hedges | 24,709 | 23,526 | 0 | 0 | 17,009 | 6,517 | 0 | 1,183 |
| Currency translation differences | (36,336) | (33,011) | 0 | 0 | 0 | 0 | (33,011) | (3,325) |
| Tax effect | (9,323) | (8,976) | 0 | 0 | (7,368) | (1,608) | 0 | (347) |
| Other comprehensive income/(loss) | (20,950) | (18,461) | 0 | 0 | 9,641 | 4,909 | (33,011) | (2,489) |
| Total comprehensive income/(loss) for the period | 52,225 | 48,889 | 0 | 0 | 9,641 | 72,259 | (33,011) | 3,336 |
| Dividend distribution | (72,958) | (63,137) | 0 | (63,137) | 0 | 0 | 0 | (9,821) |
| Balance, end of period at Jun. 30, 2018 | $ 1,864,234 | $ 1,734,124 | $ 10,022 | $ 2,100,092 | $ 91,935 | $ (416,767) | $ (51,158) | $ 130,110 |