Income Taxes - Income (Loss) Before Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2018	Mar. 31, 2017
Income Taxes [Line Items]
Total income before income taxes	$ (14,563)	$ 34,449
Ireland
Income Taxes [Line Items]
Total income before income taxes	(4,927)	6,664
United States
Income Taxes [Line Items]
Total income before income taxes	(9,835)	32,010
France
Income Taxes [Line Items]
Total income before income taxes	$ 199	$ (4,225)

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://www.xbrl.org/2003/role/presentationRef
-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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