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Note 7 - Discontinued Operations - Sale of OMIDRIA (Details Textual) - USD ($) $ in Thousands |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Dec. 23, 2021 | Dec. 31, 2022 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 29, 2022
Proceeds from Divestiture of Businesses |  |  | $ 0 | $ 0 | $ 125,993 |
Percentage of Royalty Receivable on Sale of Product Rights | 50.00% | 30.00% |  |  |  |
Omidria Assets Disposal [Member] | Discontinued Operations, Disposed of by Sale [Member] |  |  |  |  |  |
Proceeds from Divestiture of Businesses | $ 126,000 |  |  |  | $ 125,993 |
Milestone Payment Receivable from Sale of Royalty Under Asset Purchase Agreement |  | $ 200,000 |  | $ 200,000 |  | $ 200,000
Percentage of Royalty Receivable on Sale of Product Rights | 50.00% | 30.00% |  |  |  |

X
- Definition Amount of milestone payment receivable form sale of royalty under asset purchase agreement. + References No definition available. + Details
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X
- Definition Represents the percentage of royalty receivable on sale of product rights. + References No definition available. + Details
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Namespace Prefix: | omer_
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Balance Type: | na
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- Definition The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-12 + Details
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- Details
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- Details
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