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Note 15 - Equity Incentive Plan (Tables)

3 Months Ended

Sep. 30, 2025

Notes Tables

Share-Based Payment Arrangement, Option, Activity [Table Text Block]

										Weighted
										Average
						Weighted				Remaining
		Number of				Average				Contractual
		Options				Exercise Price				Life in Years
Outstanding at June 30, 2025			211,618			$	4.51				8.3
Expired			(4,818	)		$	9.68				—
Outstanding at September 30, 2025			206,800			$	4.39				8.2
Exercisable at September 30, 2025			103,898			$	6.92				7.6

Nonvested Restricted Stock Shares Activity [Table Text Block]

						Weighted
						Average Grant
		Number of				Date Fair
		Shares				Value
Unvested at June 30, 2025			32,912			$	69.81
Vested			(1,618	)		$	2.48
Unvested at September 30, 2025			31,294			$	73.29

Share-Based Payment Arrangement, Cost by Plan [Table Text Block]

		Three Months Ended
		September 30,
		2025				2024
		(in thousands)
Cost of goods sold		$	—			$	1
Research and development			—				2
Selling and marketing			4				32
General and administrative			110				138
Total stock-based compensation expense		$	114			$	173

X

- Definition

Tabular disclosure of the changes in outstanding nonvested restricted stock shares.

+ References

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-Name Accounting Standards Codification
-Section 50
-Subparagraph (c)
-Paragraph 2
-SubTopic 10
-Topic 718
-Publisher FASB
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- Definition

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+ References

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-Subparagraph (h)(1)
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- Definition

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+ References

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