Percentage of markup on actual costs incurred.

No definition available.

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- Definition

Agreement renewal term in related party transactions in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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- Definition

Term of agreement with related party transactions in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days..

+ References

No definition available.

+ Details

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- Definition

Period to provide notice to other party for termination of agreement in related party transactions in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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- Definition

Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Details

Name:	us-gaap_RelatedPartyTransactionAxis=aeon_SharedServicesAgreementsMember
Namespace Prefix:
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Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=aeon_StrathspeyCrownHoldingsGroupLlcMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Related Party Transactions - Shared Services Agreements with Strathspey Crown Limited, LLC (Details) - Shared Services Agreements - USD ($) $ in Millions	1 Months Ended	3 Months Ended		6 Months Ended		12 Months Ended
	Aug. 31, 2019	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022	Dec. 31, 2021
Related Party Transactions
Agreement term	1 year
Agreement renewal term	1 year
Period to provide notice for termination	60 days
Expenses		$ 0.0	$ 0.0	$ 0.0	$ 0.0	$ 0.0	$ 0.1
Strathspey Crown Holdings Group, LLC ("SCH")
Related Party Transactions
Percentage of markup	10.00%