Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2016	Mar. 31, 2015
Income Taxes [Line Items]
Income (loss) before income taxes	$ 765	$ 22,120
France [Member]
Income Taxes [Line Items]
Income (loss) before income taxes	(6,801)	7,880
United States [Member]
Income Taxes [Line Items]
Income (loss) before income taxes	13,416	18,020
Ireland [Member]
Income Taxes [Line Items]
Income (loss) before income taxes	$ (5,850)	$ (3,780)

Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest.

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

Name:	us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration