Income Taxes - Components of loss before income taxes (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Taxes
Loss before income taxes	$ (199,577)	$ (286,537)	$ (241,677)
Cayman Islands
Income Taxes
Loss before income taxes		37,567	11,779
United States
Income Taxes
Loss before income taxes	(16,568)	(46,500)	(99,225)
Ireland
Income Taxes
Loss before income taxes	(182,775)	(277,105)	(154,217)
United Kingdom
Income Taxes
Loss before income taxes	$ (234)	$ (499)	$ (14)

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.

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+ Details