Nature of the business and organization (Details)	12 Months Ended
Dec. 31, 2017 Category Product
Nature of the business and organization [Abstract]
Number of categories of public health threats \| Category	2
Number of revenue generating products \| Product	8

Refers to the number of categories of public health threats.

No definition available.

Name:	ebs_NumberOfCategoriesOfPublicHealthThreats
Namespace Prefix:	ebs_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration