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Note 12 - Leases (Tables)

12 Months Ended

Dec. 31, 2024

Notes Tables

Lessee, Operating Lease, Disclosure [Table Text Block]

			December 31,				December 31,
Assets	Classification		2024				2023
Operating lease right-of-use assets	Operating lease right-of-use assets, net		$	175			$	92
Total leased assets			$	175			$	92
Liabilities
Operating lease liabilities, current	Accrued liabilities		$	76			$	53
Operating lease liabilities, noncurrent	Operating lease liabilities, net of current portion			107				22
Total operating lease liabilities			$	183			$	75

Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block]

		Total				2025				2026				2027
Undiscounted lease payments		$	202			$	89			$	90			$	23
Less: Imputed interest			(19	)
Total lease liabilities		$	183

X

- Definition

Tabular disclosure for operating lease.

+ References

No definition available.

+ Details

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Namespace Prefix:	eton_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-6

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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