The additional amount repayable to the principal amount of convertible debt.

No definition available.

Name:	aeon_ConvertibleNotesAdditionalAmountRepayableToPrincipalAmount
Namespace Prefix:	aeon_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The amount of income (expense) related to decrease (increase) in fair value of Convertible Notes.

+ References

No definition available.

+ Details

Name:	aeon_IncomeExpenseRelatedToDecreaseIncreaseInFairValueOfConvertibleNotes
Namespace Prefix:	aeon_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The number of additional convertible promissory notes sold.

+ References

No definition available.

+ Details

Name:	aeon_NumberOfAdditionalConvertiblePromissoryNotesSold
Namespace Prefix:	aeon_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

The number of contingent warrants exercised by stockholders to reduce convertible note obligations.

+ References

No definition available.

+ Details

Name:	aeon_NumberOfContingentWarrantsExercisedByStockholdersToReduceConvertibleNoteObligations
Namespace Prefix:	aeon_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

The percentage convertible notes convert into number of shares of common stock.

+ References

No definition available.

+ Details

Name:	aeon_PercentageOfConvertibleNotesConvertIntoNumberOfSharesOfCommonStock
Namespace Prefix:	aeon_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of repayment of principal amount.

+ References

No definition available.

+ Details

Name:	aeon_PercentageOfRepaymentOfPrincipalAmount
Namespace Prefix:	aeon_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of the shares the holders would have been entitled to receive via the previous warrant agreement.

+ References

No definition available.

+ Details

Name:	aeon_PercentageOfSharesHoldersReceiveViaPreviousWarrantAgreement
Namespace Prefix:	aeon_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The increase (decrease) in stockholders' equity through debit extinguishment due to warrant modification.

+ References

No definition available.

+ Details

Name:	aeon_StockholdersEquityPeriodIncreaseDecreaseThroughDebitExtinguishmentDueToWarrantModification
Namespace Prefix:	aeon_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Fair value portion of borrowing which can be exchanged for a specified number of another security at the option of the issuer or the holder, for example, but not limited to, the entity's common stock.

+ References

No definition available.

+ Details

Name:	us-gaap_ConvertibleDebtFairValueDisclosures
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Including the current and noncurrent portions, carrying value as of the balance sheet date of a written promise to pay a note, initially due after one year or beyond the operating cycle if longer, which can be exchanged for a specified amount of one or more securities (typically common stock), at the option of the issuer or the holder.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6-04(13))
-URI https://asc.fasb.org/extlink&oid=120401414&loc=d3e603758-122996

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16)(a))
-URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910

+ Details

Name:	us-gaap_ConvertibleNotesPayable
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The value of the financial instrument(s) that the original debt is being converted into in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4304-108586

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 5
-URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4332-108586

+ Details

Name:	us-gaap_DebtConversionConvertedInstrumentAmount1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1B
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=124435984&loc=d3e28551-108399

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI https://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 50
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=124429444&loc=SL124452920-239629

Reference 5: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 55
-Paragraph 69C
-URI https://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612

Reference 6: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 55
-Paragraph 69B
-URI https://asc.fasb.org/extlink&oid=123466577&loc=SL123495735-112612

+ Details

Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(3)
-URI https://asc.fasb.org/extlink&oid=123466204&loc=SL6031897-161870

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 55
-Paragraph 69C
-URI https://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16))
-URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910

Reference 4: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 55
-Paragraph 69B
-URI https://asc.fasb.org/extlink&oid=123466577&loc=SL123495735-112612

Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878

Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1D
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611

Reference 7: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_LongTermDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The net cash inflow or outflow in aggregate debt due to repayments and proceeds from additional borrowings.

+ References

No definition available.

+ Details

Name:	us-gaap_ProceedsFromRepaymentsOfDebt
Namespace Prefix:	us-gaap_
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

Name:	us-gaap_RelatedPartyTransactionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_StatementEquityComponentsAxis=us-gaap_AdditionalPaidInCapitalMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=aeon_ConvertibleNotes2019Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=aeon_AdditionalPromissoryNoteMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_TitleOfIndividualAxis=srt_DirectorMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_ConvertibleDebtMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_TitleOfIndividualAxis=aeon_SimhambhatlaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_TitleOfIndividualAxis=aeon_JaywinMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_TitleOfIndividualAxis=aeon_WillisMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_TitleOfIndividualAxis=aeon_MalikMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=aeon_Original2019NotePurchaseAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

Related Party Transactions - 2019 Debt Financings (Details) $ in Thousands					1 Months Ended		3 Months Ended		6 Months Ended		12 Months Ended
	Dec. 18, 2022 USD ($)	Dec. 12, 2022 USD ($)	Nov. 01, 2022 USD ($)	Jun. 19, 2022 USD ($)	Apr. 30, 2023	Dec. 31, 2019 USD ($) item	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2023 USD ($) item	Jun. 30, 2022 USD ($)	Dec. 31, 2022 USD ($) item	Dec. 31, 2021 USD ($)	Jul. 22, 2022 USD ($)	Jun. 30, 2019 USD ($)
Related Party Transactions
Percentage Of Shares Holders Receive Via Previous Warrant Agreement					85.00%
Debt extinguishment due to warrant modification							$ 17,036		$ 17,000
Additional Paid-in Capital
Related Party Transactions
Debt extinguishment due to warrant modification							17,036		17,000
Convertible Notes 2019
Related Party Transactions
Percentage of repayment of principal amount						175.00%
Percentage of Convertible Notes automatically convert into number of shares of Company's common stock, of principal amount						175.00%
Income (expense) related to decrease (increase) in fair value							(100)	$ (2,000)	(700)	$ (100)	$ (1,700)	$ 100
Percentage Of Shares Holders Receive Via Previous Warrant Agreement					85.00%
Debt extinguishment due to warrant modification							5,200		5,200
Principal amount outstanding							6,000		6,000		6,000	10,000
Estimated fair value of convertible notes							8,700		8,700		$ 13,300	$ 15,600
Convertible Notes 2019 \| Additional Paid-in Capital
Related Party Transactions
Debt extinguishment due to warrant modification							5,200		$ 5,200
Additional promissory note
Related Party Transactions
Principal amount						$ 5,000								$ 5,000
Number of additional convertible promissory notes sold \| item						5
Additional promissory note \| Board of directors \| Convertible Notes 2019
Related Party Transactions
Principal amount						$ 1,000
Number of additional convertible promissory notes sold \| item						1
Convertible note
Related Party Transactions
Contingent warrants exercised by Company's stockholders to reduce Company's convertible note obligations \| item									0		0
Interest rate (as a percent)											10.00%		0.00%
Convertible note \| Simhambhatla
Related Party Transactions
Principal amount													$ 1,000
Repayable amount		$ 1,700	$ 1,000
Percentage of repayment of principal amount		175.00%
Principal amount outstanding		$ 700	700										700
Additional amount repayable to the principal amount	$ 700		700
Repayment of notes			$ 1,000
Convertible note \| Jaywin
Related Party Transactions
Principal amount													1,000
Repayable amount		$ 1,700
Percentage of repayment of principal amount		175.00%	175.00%
Principal amount outstanding		$ 700											700
Additional amount repayable to the principal amount		700
Repayment of notes		1,000
Convertible note \| Willis
Related Party Transactions
Principal amount													1,000
Repayable amount		$ 1,700
Percentage of repayment of principal amount		175.00%
Principal amount outstanding		$ 700											700
Additional amount repayable to the principal amount		700
Repayment of notes		1,000
Convertible note \| Malik
Related Party Transactions
Principal amount													1,000
Repayable amount	$ 1,700	$ 1,700
Percentage of repayment of principal amount	175.00%
Principal amount outstanding	$ 700												700
Additional amount repayable to the principal amount	700
Repayment of notes	$ 1,000
Dental Innovations \| Additional promissory note \| Convertible Notes 2019
Related Party Transactions
Percentage of repayment of principal amount	175.00%
Dental Innovations \| Original 2019 Note Purchase Agreement
Related Party Transactions
Principal amount													5,000	5,000
Repayable amount				$ 8,700									$ 8,700	8,750
Percentage of repayment of principal amount				175.00%
Additional amount repayable to the principal amount				$ 3,700
Interest rate (as a percent)				0.00%									15.79%
Dental Innovations \| Original 2019 Note Purchase Agreement \| Additional promissory note
Related Party Transactions
Principal amount						$ 5,000								$ 5,000
Dental Innovations \| Original 2019 Note Purchase Agreement \| Convertible note
Related Party Transactions
Principal amount of convertible promissory note						5,000
Strathspey Crown Holdings Group, LLC ("SCH") \| Additional promissory note \| Convertible Notes 2019
Related Party Transactions
Principal amount	$ 1,700					$ 1,000	$ 1,700		$ 1,700				$ 1,000
Number of additional convertible promissory notes sold \| item						1
Interest rate (as a percent)	0.00%						15.79%		15.79%