XML 69 R57.htm IDEA: XBRL DOCUMENT
v3.23.3

Summary of significant accounting policies - Accounting for Stock-based Compensation (Details) | 12 Months Ended
--- | ---
Dec. 31, 2022 plan
Accounting Policies [Abstract] |
Number of stock based employee compensation plans | 1
Contractual life of awards | 7 years

X
- Definition Represents the number of stock-based compensation plans the company maintains. + References No definition available. + Details
Name: | ebs_NumberOfStockBasedEmployeeCompensationPlans
Namespace Prefix: | ebs_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_AccountingPoliciesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
Name: | us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration