Note 18 - Commitments and Contingencies	12 Months Ended
Sep. 30, 2024
Notes to Financial Statements
Commitments and Contingencies Disclosure [Text Block]	18. Commitments and Contingencies Contingent Compensation Costs In connection with the acquisition of Aquana, LLC ("Aquana") in 2021, the Company is subject to additional contingent cash payments to the former members of Aquana over a six-year earn-out period. The contingent payments, if any, will be derived from certain eligible revenue generated during the earn-out period from products and services sold by Aquana. There is no maximum limit to the contingent cash payments that could be made. The merger agreement with Aquana requires the continued employment of a certain key employee and former member of Aquana for the first four years of the six year earn-out period in order for any of Aquana’s former members to be eligible to any earn-out payments. Due to the continued employment requirement, no liability has been recorded for the estimated fair value of contingent earn-out payments for this transaction. Earn-outs achieved, are recorded as compensation expense when incurred. Eligible revenue earned for fiscal year 2024 was $17,000. No eligible revenue was earned in fiscal year 2023. Legal Proceedings The Company is involved in various pending legal actions in the ordinary course of its business. Management is unable to predict the ultimate outcome of these actions, because of the inherent uncertainty of such actions. However, management believes that the most probable, ultimate resolution of current pending matters will not have a material adverse effect on the Company’s consolidated financial position, results of operations or cash flows.

Note 18 - Commitments and Contingencies

12 Months Ended

Sep. 30, 2024

Commitments and Contingencies Disclosure [Text Block]

18. Commitments and Contingencies

Contingent Compensation Costs

In connection with the acquisition of Aquana, LLC ("Aquana") in 2021, the Company is subject to additional contingent cash payments to the former members of Aquana over a six-year earn-out period. The contingent payments, if any, will be derived from certain eligible revenue generated during the earn-out period from products and services sold by Aquana. There is no maximum limit to the contingent cash payments that could be made. The merger agreement with Aquana requires the continued employment of a certain key employee and former member of Aquana for the first four years of the six year earn-out period in order for any of Aquana’s former members to be eligible to any earn-out payments. Due to the continued employment requirement, no liability has been recorded for the estimated fair value of contingent earn-out payments for this transaction. Earn-outs achieved, are recorded as compensation expense when incurred. Eligible revenue earned for fiscal year 2024 was $17,000. No eligible revenue was earned in fiscal year 2023.

Legal Proceedings

The Company is involved in various pending legal actions in the ordinary course of its business. Management is unable to predict the ultimate outcome of these actions, because of the inherent uncertainty of such actions. However, management believes that the most probable, ultimate resolution of current pending matters will not have a material adverse effect on the Company’s consolidated financial position, results of operations or cash flows.