Acquisitions and divestments - Pro forma (Details) - Koma Kulshan Associates - USD ($) $ in Millions |
5 Months Ended | 12 Months Ended | |
|---|---|---|---|
Dec. 31, 2018 |
Dec. 31, 2018 |
Jul. 27, 2018 |
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| Step acquisition | |||
| Gain as a result of remeasuring to fair value of 50% equity interest immediately prior to the business combination | $ 7.2 | ||
| Intangible assets | $ 24.8 | ||
| Deferred tax liabilities and deferred tax expense assumed at step acquisition | $ 0.5 | ||
| Business Acquisition, Pro Forma Information [Abstract] | |||
| Revenue contributed | $ 1.1 | ||
| Net income contributed | $ 0.0 |
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- Definition Amount of deferred tax liability attributable to taxable temporary differences and deferred tax expense related to the step acquisition that was assumed at the acquisition date. No definition available.
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- References No definition available.
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- Definition This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of intangible assets, excluding goodwill, acquired at the acquisition date. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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- Definition In a business combination achieved in stages, this element represents the amount of gain recognized by the entity as a result of remeasuring to fair value the equity interest in the acquiree it held before the business combination. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Details
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