Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Consolidated Statements of Comprehensive Income [Abstract]
Net income attributable to Emergent BioSolutions Inc.	$ 36,741us-gaap_NetIncomeLoss	$ 31,135us-gaap_NetIncomeLoss	$ 23,524us-gaap_NetIncomeLoss
Reclassification of cumulative currency translation adjustment to income, net of tax	0	58	0
Foreign currency translations, net of tax	457	606	(816)
Comprehensive income	$ 37,198	$ 31,799	$ 22,708

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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Amount after tax, before reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

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- Definition

Amount before tax of reclassification adjustment from accumulated other comprehensive income for translation gain (loss) realized upon the sale or liquidation of an investment in a foreign entity and foreign currency hedges that are designated and qualified as hedging instruments for hedges of the foreign currency exposure of a net investment in a foreign operation.

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