Income Taxes - Income (Loss) Before Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Income Taxes [Line Items]
Income (loss) before income taxes	$ (113,197)	$ 92,660	$ (9,718)
Ireland
Income Taxes [Line Items]
Income (loss) before income taxes	(42,604)	(3,123)	(22,866)
United States
Income Taxes [Line Items]
Income (loss) before income taxes	(70,340)	92,754	32,786
France
Income Taxes [Line Items]
Income (loss) before income taxes	$ (253)	$ 3,029	$ (19,638)

Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(h)(1)(i))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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Period Type:	duration