Avenue Therapeutics, Inc. Quarterly report pursuant to Section 13 or 15(d)

Note 7 - Stockholders' Equity - Schedule of Warrants under the Black-Scholes Model (Details)

Note 7 - Stockholders' Equity - Schedule of Warrants under the Black-Scholes Model (Details)	Jan. 05, 2024
Measurement Input, Share Price [Member] \| January 2023 Warrants [Member]
Warrant Liability	14.25
Measurement Input, Share Price [Member] \| New Series A Warrants [Member]
Warrant Liability	14.25
Measurement Input, Share Price [Member] \| New Series B Warrants [Member]
Warrant Liability	14.25
Measurement Input, Risk Free Interest Rate [Member] \| January 2023 Warrants [Member]
Warrant Liability	0.044
Measurement Input, Risk Free Interest Rate [Member] \| New Series A Warrants [Member]
Warrant Liability	0.0402
Measurement Input, Risk Free Interest Rate [Member] \| New Series B Warrants [Member]
Warrant Liability	0.044
Measurement Input, Expected Dividend Rate [Member] \| January 2023 Warrants [Member]
Warrant Liability	0
Measurement Input, Expected Dividend Rate [Member] \| New Series A Warrants [Member]
Warrant Liability	0
Measurement Input, Expected Dividend Rate [Member] \| New Series B Warrants [Member]
Warrant Liability	0
Measurement Input, Expected Term [Member] \| January 2023 Warrants [Member]
Warrant Liability	2.1
Measurement Input, Expected Term [Member] \| New Series A Warrants [Member]
Warrant Liability	5
Measurement Input, Expected Term [Member] \| New Series B Warrants [Member]
Warrant Liability	1.5
Measurement Input, Price Volatility [Member] \| January 2023 Warrants [Member]
Warrant Liability	1.85
Measurement Input, Price Volatility [Member] \| New Series A Warrants [Member]
Warrant Liability	1.38
Measurement Input, Price Volatility [Member] \| New Series B Warrants [Member]
Warrant Liability	1.87