Note 9 - Financing Activities	3 Months Ended
Mar. 31, 2024
Notes to Financial Statements
Other Liabilities Disclosure [Text Block]	NOTE 9. FINANCING ACTIVITIES See Notes 2, “Summary of Significant Accounting Policies”; 3, “Fair Value Measurements”; 10, “Convertible Notes”; 11, “Common Stock Warrants” and 12, “Stockholders’ Equity” for certain defined terms below and additional discussion of financing activities and related accounting policies and fair value estimates. 2024 Subsidiary Guarantee Termination On March 24, 2024, in connection with completing certain required conditions to close the DERMAdoctor Divestiture, the Company and the holders of the Secured Convertible Notes entered into a First Amendment (the “*First Amendment”) to the Company’s Security Agreement, dated April 27, 2023 (the “Security Agreement”), to remove the Membership Units and any assets of DERMAdoctor as collateral for the Company’s obligations pursuant to the Secured Convertible Notes and for DERMAdoctor to be removed as a party to the Security Agreement, and a Consent and Release (the “Subsidiary Guarantee Consent”), to terminate the Subsidiary Guarantee, dated April 7, 2023 (the “Subsidiary Guarantee”) (collectively, the “2024* Subsidiary Guarantee Termination”). To obtain the secured parties’ consent that resulted in the reduction of the collateral available to secure the obligations under the Secured Convertible Notes and as consideration for the secured parties taking the necessary actions to execute and deliver the First Amendment and the Subsidiary Guarantee Consent, the Company provided each secured party the option, at the Secured Party’s election, to receive only upon the closing of the DERMAdoctor Divestiture either a March 2024 Warrant (see Note 11, “Common Stock Warrants”) or an Unsecured Convertible Note (see Note 10 “Convertible Notes”). The Company issued, based on the secured parties’ elections, (i) a March 2024 Warrant to a secured party that is exercisable for an aggregate of 1,000,000 shares of Common Stock and (ii) Unsecured Convertible Notes to four secured parties that have an aggregate principal amount of $525,000 or will be convertible into an aggregate of 3,750,000 shares of Common Stock. The Company incurred total issuance costs of $130 thousand in conjunction with the 2024 Subsidiary Guarantee Termination. The Company allocated $19 thousand of the issuance costs to the Unsecured Convertible Notes which was recorded as a discount in the Company’s condensed consolidated balance sheets. The remaining $111 thousand was allocated to the embedded derivative liability and warrant liability and expensed as “Other expense, net” in the Company’s condensed consolidated statements of operations, during the three months ended March 31, 2024. 2023 Warrant Reprice Transaction In December 2023, the Company entered into a warrant reprice transaction (the “2023 Warrant Reprice Transaction”) whereby the price terms of certain May 2023 Warrants exercisable for 2,528,848 shares of common stock were amended and exercised. The price of the amended and exercised May 2023 Warrants was reduced from $1.30 to $0.25. The Company also issued to participants in the 2023 Warrant Reprice Transaction, the December 2023 Warrants exercisable for 2,528,848 shares of common stock. The 2023 Warrant Reprice Transaction resulted in gross proceeds of approximately $0.6 million. The Company allocated the gross proceeds between the common stock and December 2023 Warrants issued to participants by applying the relative fair value allocation methodology. The Company allocated $0.2 million in gross proceeds to the common stock and $0.4 million to the December 2023 Warrants which were classified as a liability upon issuance and as of March 31, 2024. The Company incurred total issuance costs of $0.2 million in conjunction with the 2023 Warrant Reprice Transaction. The Company allocated $0.1 million of the issuance costs to the common stock which was recorded as a reduction of additional paid-in capital in the Company’s condensed consolidated balance sheets. The remaining $0.1 million was allocated to the warrant liability and expensed as “Other expense, net” in the Company’s condensed consolidated statements of operations. 2023 Private Placement In May 2023, the Company closed a private placement (the “2023 Private Placement”) with existing accredited institutional investors of the Company that provided for the issuance and sale of $3.3 million aggregate principal amount of the Secured Convertible Notes and the May 2023 Warrants exercisable for up to 5,076,928 shares of common stock. The Company received gross proceeds of $3.0 million from the 2023 Private Placement. The Company allocated the proceeds from the 2023 Private Placement between the May 2023 Warrants, an embedded derivative liability, and the Secured Convertible Notes by applying the residual fair value methodology. The Company first allocated $1.6 million to the May 2023 Warrants and $0.2 million to the embedded derivative liability with the residual $1.2 million allocated to the Secured Convertible Notes. The embedded derivative liability was subsequently reclassified to equity upon stockholder approval. The Company incurred total issuance costs of $0.7 million in conjunction with the 2023 Private Placement, including a $0.4 million non-cash loss on the warrant modification. The Company allocated $0.3 million of the issuance costs to the Secured Convertible Notes which was recorded as a discount in the Company’s condensed consolidated balance sheets. The remaining $0.4 million was allocated to the embedded derivative liability and warrant liability and expensed as “Other expense, net” in the Company’s condensed consolidated statements of operations.

Note 9 - Financing Activities

3 Months Ended

Mar. 31, 2024

Other Liabilities Disclosure [Text Block]

NOTE 9. FINANCING ACTIVITIES

See Notes 2, “Summary of Significant Accounting Policies”; 3, “Fair Value Measurements”; 10, “Convertible Notes”; 11, “Common Stock Warrants” and 12, “Stockholders’ Equity” for certain defined terms below and additional discussion of financing activities and related accounting policies and fair value estimates.

2024 Subsidiary Guarantee Termination

On March 24, 2024, in connection with completing certain required conditions to close the DERMAdoctor Divestiture, the Company and the holders of the Secured Convertible Notes entered into a First Amendment (the “First Amendment”) to the Company’s Security Agreement, dated April 27, 2023 (the “Security Agreement”), to remove the Membership Units and any assets of DERMAdoctor as collateral for the Company’s obligations pursuant to the Secured Convertible Notes and for DERMAdoctor to be removed as a party to the Security Agreement, and a Consent and Release (the “Subsidiary Guarantee Consent”), to terminate the Subsidiary Guarantee, dated April 7, 2023 (the “Subsidiary Guarantee”) (collectively, the “2024 Subsidiary Guarantee Termination”). To obtain the secured parties’ consent that resulted in the reduction of the collateral available to secure the obligations under the Secured Convertible Notes and as consideration for the secured parties taking the necessary actions to execute and deliver the First Amendment and the Subsidiary Guarantee Consent, the Company provided each secured party the option, at the Secured Party’s election, to receive only upon the closing of the DERMAdoctor Divestiture either a March 2024 Warrant (see Note 11, “Common Stock Warrants”) or an Unsecured Convertible Note (see Note 10 “Convertible Notes”).

The Company issued, based on the secured parties’ elections, (i) a March 2024 Warrant to a secured party that is exercisable for an aggregate of 1,000,000 shares of Common Stock and (ii) Unsecured Convertible Notes to four secured parties that have an aggregate principal amount of $525,000 or will be convertible into an aggregate of 3,750,000 shares of Common Stock.

The Company incurred total issuance costs of $130 thousand in conjunction with the 2024 Subsidiary Guarantee Termination. The Company allocated $19 thousand of the issuance costs to the Unsecured Convertible Notes which was recorded as a discount in the Company’s condensed consolidated balance sheets. The remaining $111 thousand was allocated to the embedded derivative liability and warrant liability and expensed as “Other expense, net” in the Company’s condensed consolidated statements of operations, during the three months ended March 31, 2024.

2023 Warrant Reprice Transaction

In December 2023, the Company entered into a warrant reprice transaction (the “2023 Warrant Reprice Transaction”) whereby the price terms of certain May 2023 Warrants exercisable for 2,528,848 shares of common stock were amended and exercised. The price of the amended and exercised May 2023 Warrants was reduced from $1.30 to $0.25. The Company also issued to participants in the 2023 Warrant Reprice Transaction, the December 2023 Warrants exercisable for 2,528,848 shares of common stock.

The 2023 Warrant Reprice Transaction resulted in gross proceeds of approximately $0.6 million. The Company allocated the gross proceeds between the common stock and December 2023 Warrants issued to participants by applying the relative fair value allocation methodology. The Company allocated $0.2 million in gross proceeds to the common stock and $0.4 million to the December 2023 Warrants which were classified as a liability upon issuance and as of March 31, 2024.

The Company incurred total issuance costs of $0.2 million in conjunction with the 2023 Warrant Reprice Transaction. The Company allocated $0.1 million of the issuance costs to the common stock which was recorded as a reduction of additional paid-in capital in the Company’s condensed consolidated balance sheets. The remaining $0.1 million was allocated to the warrant liability and expensed as “Other expense, net” in the Company’s condensed consolidated statements of operations.

2023 Private Placement

In May 2023, the Company closed a private placement (the “2023 Private Placement”) with existing accredited institutional investors of the Company that provided for the issuance and sale of $3.3 million aggregate principal amount of the Secured Convertible Notes and the May 2023 Warrants exercisable for up to 5,076,928 shares of common stock.

The Company received gross proceeds of $3.0 million from the 2023 Private Placement. The Company allocated the proceeds from the 2023 Private Placement between the May 2023 Warrants, an embedded derivative liability, and the Secured Convertible Notes by applying the residual fair value methodology. The Company first allocated $1.6 million to the May 2023 Warrants and $0.2 million to the embedded derivative liability with the residual $1.2 million allocated to the Secured Convertible Notes. The embedded derivative liability was subsequently reclassified to equity upon stockholder approval.

The Company incurred total issuance costs of $0.7 million in conjunction with the 2023 Private Placement, including a $0.4 million non-cash loss on the warrant modification. The Company allocated $0.3 million of the issuance costs to the Secured Convertible Notes which was recorded as a discount in the Company’s condensed consolidated balance sheets. The remaining $0.4 million was allocated to the embedded derivative liability and warrant liability and expensed as “Other expense, net” in the Company’s condensed consolidated statements of operations.