Note 9 - Senior Secured Line of Credit	12 Months Ended
Mar. 31, 2025
Notes to Financial Statements
Line of Credit [Text Block]	Note 9 — Senior Secured Revolving Line of Credit On June 2, 2021, the Company entered into a Business Loan Agreement with East West Bank (the “Senior Lender”), which provided for a revolving credit facility collateralized by all the assets of the Company and its subsidiaries. In connection with the Business Loan Agreement, the Company entered into a Promissory Note with the Senior Lender and established the revolving line of credit in the amount of $7.0 million (the “Revolving Credit Facility”), maturing on June 2, 2023. In July 2022, the Company extended the maturity date of its revolving credit facility to June 2024 and its variable interest rate was increased to 2.5%. The Revolving Credit Facility bears interest at a variable rate equal to the Wall Street Journal Prime Rate, plus 2.5%. The interest rate for the period ended March 31, 2025 was 10.00%. On September 8, 2023 and effective as of August 22, 2023, the Company entered into a new Business Loan Agreement (the “New Business Loan Agreement”) with the Senior Lender, to convert the Company’s revolving credit facility with the Senior Lender into an assets backed loan credit facility with the Senior Lender, which shall continue to be collateralized by a first lien on all of the assets of the Company and its subsidiaries (the “ABL Credit Facility”). The New Business Loan Agreement provides the Company with borrowing capacity of up to the Borrowing Base (as defined in the Business Loan Agreement). Pursuant to the New Business Loan Agreement, the requirement that the Company and its related entities shall at all times maintain a certain minimum deposit with the Senior Lender was reduced from $8,000,000 to $5,000,000. On May 31, 2024, the Company was granted an extension of 90 days on the maturity date, therefore the Revolving Credit Facility was scheduled to mature in September 2024. On November 1, 2024, the Company extended the maturity date of its promissory note issued to the Senior Lender, underlying the ABL Credit Facility, from September 15, 2024 to November 20, 2024 and the principal amount of the note was decreased to $6.0 million. On January 28, 2025, the Company entered into a new Business Loan Agreement (the “2025 Business Loan Agreement”) with the Senior Lender to update certain terms of the ABL Credit Facility, including to reduce the principal amount outstanding under the Promissory Note to $3,750,000, reflecting the Company’s repayment of $3,250,000 of the principal amount of the Promissory Note as of such date, and to extend the maturity date of the Promissory Note to November 20, 2025. Pursuant to the Change in Terms Agreement, dated as of January 28, 2025 (the “2025 Change in Terms Agreement”), entered into between the Company and the Senior Lender in connection with the 2025 Business Loan Agreement, the Company agreed to repay the remaining outstanding principal amount of the Promissory Note in 9 equal monthly payments of $400,000 each beginning February 20, 2025, and the final 10th payment of $151,291.67 on November 20, 2025. Pursuant to the 2025 Business Loan Agreement, the requirement that the Company and its related entities shall at all times maintain a certain minimum cash deposit with the Senior Lender is maintained at $5,000,000. The ABL Credit Facility continues to be collateralized by a first lien on all of the assets of the Company and its subsidiaries. Borrowings under the ABL Credit Facility were subject to certain covenants as set forth in the 2025 Business Loan Agreement and bear interest at a rate equal to the “Money Rate” column of The Wall Street Journal (Western Edition) as determined by the Senior Lender plus 2.50%, resulting in the initial rate of 10.00% and provided, that it shall not be less than 7.50%. The Company may prepay at any time without penalty all or a portion of the amount owed to the Senior Lender. The 2025 Business Loan Agreement includes customary events of default and various financial and other covenants with which the Company has to comply in order to maintain borrowing availability, including maintaining required minimum liquidity amount and Borrowing Base capacity. The occurrence of an event of default could result in the acceleration of all obligations of the Company to the Senior Lender with respect to indebtedness, whether under the 2025 Business Loan Agreement or otherwise. Other covenants include, but are not limited to, covenants limiting or restricting the Company’s ability to incur indebtedness, incur liens, enter into mergers or consolidations involving debt, dispose of assets, make loans and investments and pay dividends. In connection with the 2025 Business Loan Agreement, the Promissory Note issued to the Senior Lender continued in effect except as modified by the 2025 Business Loan Agreement and the 2025 Change in Terms Agreement. The principal balance under the ABL Credit Facility as of March 31, 2025 and 2024 was $3.0 million and $7.0 million, respectively. The Company recorded interest expense of $0.7 million and $0.6 million for the year ended March 31, 2025 and 2024, respectively. The Company was in compliance with all debt covenants associated with the ABL Credit Facility as of March 31, 2025. In connection with the issuance of the Debentures (as defined below), on May 19, 2025, the Company paid off all obligations owing under, and terminated, the Business Loan Agreement and all related loan agreements.

Note 9 - Senior Secured Line of Credit

12 Months Ended

Mar. 31, 2025

Note 9 — Senior Secured Revolving Line of Credit

On June 2, 2021, the Company entered into a Business Loan Agreement with East West Bank (the “Senior Lender”), which provided for a revolving credit facility collateralized by all the assets of the Company and its subsidiaries. In connection with the Business Loan Agreement, the Company entered into a Promissory Note with the Senior Lender and established the revolving line of credit in the amount of $7.0 million (the “Revolving Credit Facility”), maturing on June 2, 2023.

In July 2022, the Company extended the maturity date of its revolving credit facility to June 2024 and its variable interest rate was increased to 2.5%. The Revolving Credit Facility bears interest at a variable rate equal to the Wall Street Journal Prime Rate, plus 2.5%. The interest rate for the period ended March 31, 2025 was 10.00%.

On September 8, 2023 and effective as of August 22, 2023, the Company entered into a new Business Loan Agreement (the “New Business Loan Agreement”) with the Senior Lender, to convert the Company’s revolving credit facility with the Senior Lender into an assets backed loan credit facility with the Senior Lender, which shall continue to be collateralized by a first lien on all of the assets of the Company and its subsidiaries (the “ABL Credit Facility”). The New Business Loan Agreement provides the Company with borrowing capacity of up to the Borrowing Base (as defined in the Business Loan Agreement). Pursuant to the New Business Loan Agreement, the requirement that the Company and its related entities shall at all times maintain a certain minimum deposit with the Senior Lender was reduced from $8,000,000 to $5,000,000.

On May 31, 2024, the Company was granted an extension of 90 days on the maturity date, therefore the Revolving Credit Facility was scheduled to mature in September 2024. On November 1, 2024, the Company extended the maturity date of its promissory note issued to the Senior Lender, underlying the ABL Credit Facility, from September 15, 2024 to November 20, 2024 and the principal amount of the note was decreased to $6.0 million.

On January 28, 2025, the Company entered into a new Business Loan Agreement (the “2025 Business Loan Agreement”) with the Senior Lender to update certain terms of the ABL Credit Facility, including to reduce the principal amount outstanding under the Promissory Note to $3,750,000, reflecting the Company’s repayment of $3,250,000 of the principal amount of the Promissory Note as of such date, and to extend the maturity date of the Promissory Note to November 20, 2025. Pursuant to the Change in Terms Agreement, dated as of January 28, 2025 (the “2025 Change in Terms Agreement”), entered into between the Company and the Senior Lender in connection with the 2025 Business Loan Agreement, the Company agreed to repay the remaining outstanding principal amount of the Promissory Note in 9 equal monthly payments of $400,000 each beginning February 20, 2025, and the final 10th payment of $151,291.67 on November 20, 2025. Pursuant to the 2025 Business Loan Agreement, the requirement that the Company and its related entities shall at all times maintain a certain minimum cash deposit with the Senior Lender is maintained at $5,000,000. The ABL Credit Facility continues to be collateralized by a first lien on all of the assets of the Company and its subsidiaries.

Borrowings under the ABL Credit Facility were subject to certain covenants as set forth in the 2025 Business Loan Agreement and bear interest at a rate equal to the “Money Rate” column of The Wall Street Journal (Western Edition) as determined by the Senior Lender plus 2.50%, resulting in the initial rate of 10.00% and provided, that it shall not be less than 7.50%. The Company may prepay at any time without penalty all or a portion of the amount owed to the Senior Lender. The 2025 Business Loan Agreement includes customary events of default and various financial and other covenants with which the Company has to comply in order to maintain borrowing availability, including maintaining required minimum liquidity amount and Borrowing Base capacity. The occurrence of an event of default could result in the acceleration of all obligations of the Company to the Senior Lender with respect to indebtedness, whether under the 2025 Business Loan Agreement or otherwise. Other covenants include, but are not limited to, covenants limiting or restricting the Company’s ability to incur indebtedness, incur liens, enter into mergers or consolidations involving debt, dispose of assets, make loans and investments and pay dividends.

In connection with the 2025 Business Loan Agreement, the Promissory Note issued to the Senior Lender continued in effect except as modified by the 2025 Business Loan Agreement and the 2025 Change in Terms Agreement.

The principal balance under the ABL Credit Facility as of March 31, 2025 and 2024 was $3.0 million and $7.0 million, respectively. The Company recorded interest expense of $0.7 million and $0.6 million for the year ended March 31, 2025 and 2024, respectively. The Company was in compliance with all debt covenants associated with the ABL Credit Facility as of March 31, 2025.

In connection with the issuance of the Debentures (as defined below), on May 19, 2025, the Company paid off all obligations owing under, and terminated, the Business Loan Agreement and all related loan agreements.