Income taxes - Schedule of Deferred Tax Assets and Liabilities Within the Same Jurisdiction (Details) - USD ($) $ in Thousands |
Dec. 31, 2017 |
Dec. 31, 2016 |
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Income Tax Disclosure [Abstract] | ||
Deferred tax assets | $ 245 | $ 37 |
Deferred tax liabilities | 21,341 | 34,212 |
Net deferred tax liabilities | $ (21,096) | $ (34,175) |
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- Definition Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences with jurisdictional netting. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- References No definition available.
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