Percentage of maximum commissions to be paid to agent of gross proceeds of sale.

No definition available.

Name:	antx_PercentageOfMaximumCommissionsToBePaidToAgentOfGrossProceedsOfSale
Namespace Prefix:	antx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The cash inflow from the additional capital contribution to the entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 14
-Subparagraph (a)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-14

+ Details

Name:	us-gaap_ProceedsFromIssuanceOfCommonStock
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Cash received on stock transaction after deduction of issuance costs.

+ References

No definition available.

+ Details

Name:	us-gaap_SaleOfStockConsiderationReceivedOnTransaction
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

+ References

No definition available.

+ Details

Name:	us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Per share or per unit amount of equity securities issued.

+ References

No definition available.

+ Details

Name:	us-gaap_SharesIssuedPricePerShare
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

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

- Details

Name:	us-gaap_TypeOfArrangementAxis=antx_SalesAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=antx_AtTheMarketOfferingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TypeOfArrangementAxis=antx_UnderwritingAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=antx_UnderwrittenOfferingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Organization and Description of Business - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands			6 Months Ended		12 Months Ended
	Aug. 15, 2023	Apr. 06, 2023	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2023
Subsidiary, Sale of Stock [Line Items]
Net proceeds from issuance of common stock			$ 38	$ 124
Sales Agreement
Subsidiary, Sale of Stock [Line Items]
Percentage of maximum commissions to be paid to agent of gross proceeds of sale		3.00%
Sales Agreement \| At the Market Offering
Subsidiary, Sale of Stock [Line Items]
Aggregate gross sales		$ 100,000
Common stock issued and sold			0		2,502,000
Net proceeds from issuance of common stock					$ 19,100
Underwriting Agreement \| Underwritten Offering
Subsidiary, Sale of Stock [Line Items]
Common stock issued and sold	7,777,778
Offering price, per share	$ 9
Net proceeds from issuance of common stock	$ 65,500