Consolidated Statement of Profit or Loss - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Consolidated Statement of Profit or Loss      
Revenue from settlement and license agreement $ 1,250,000    
Cost of the Aditech Pharma AG agreement (25,000)    
Research and development costs (20,496) $ (41,052) $ (33,727)
General and administrative costs (17,107) (14,382) (15,852)
Operating income (loss) 1,187,397 (55,434) (49,579)
Exchange rate (loss) gain, net (241) 598 11,933
Interest income 227 389 438
Other finance costs (2,895) (92) (132)
Income (loss) before tax 1,184,488 (54,539) (37,340)
Income tax (expense) benefit (267,395) 21,203 336
Net income (loss) for the year 917,093 (33,336) (37,004)
Net income (loss) for the year attributable to:      
Equity holders of the Parent $ 917,093 $ (33,336) $ (37,004)
Per share amounts:      
Net income (loss) per share basic $ 2.41 $ (0.06) $ (0.07)
Net income (loss) per share diluted $ 2.30 $ (0.06) $ (0.07)