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v3.21.2

Revenue recognition - Contract Liabilities (Details) $ in Millions | 6 Months Ended
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Jun. 30, 2021 USD ($)
Change in Contract With Customer, Liability [Roll Forward] |
Beginning of period | $ 100.1
Deferral of revenue | 194.7
Revenue recognized | (191.4)
End of period | $ 103.4

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- Definition Change in Contract With Customer, Liability [Roll Forward] + References No definition available. + Details
Name: | ebs_ChangeinContractWithCustomerLiabilityRollForward
Namespace Prefix: | ebs_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable recorded during the current reporting period. + References No definition available. + Details
Name: | ebs_ContractWithCustomerLiabilityAdditions
Namespace Prefix: | ebs_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Contract with Customer, Liability, Deductions + References No definition available. + Details
Name: | ebs_ContractWithCustomerLiabilityDeductions
Namespace Prefix: | ebs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=123360276&loc=SL49130531-203044 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130549-203045 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=123360276&loc=SL49130532-203044 + Details
Name: | us-gaap_ContractWithCustomerLiability
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant