Income taxes - Income before Income Taxes (Details) - USD ($) $ in Thousands |
6 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Dec. 31, 2015 |
Dec. 31, 2017 |
Dec. 31, 2016 |
Jun. 30, 2015 |
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| Income taxes | ||||
| Loss before income taxes | $ (23,055) | $ (69,687) | $ (70,687) | $ (21,814) |
| UNITED STATES | ||||
| Income taxes | ||||
| Loss before income taxes | (1,771) | (3,121) | (3,373) | (1,108) |
| U.K. | ||||
| Income taxes | ||||
| Loss before income taxes | $ (21,284) | $ (66,566) | $ (67,314) | $ (20,706) |
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- Definition Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- References No definition available.
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