Note 15 - Equity Incentive Plans (Tables)

6 Months Ended

Dec. 31, 2024

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, 2024		146,539		$	6.18		8.8
Granted		83,000		$	1.84		2.3
Forfeited/cancelled		(8,147	)	$	5.73		—
Outstanding at December 31, 2024		221,392		$	4.57		8.3
Exercisable at December 31, 2024		81,399		$	9.02		6.6

Nonvested Restricted Stock Shares Activity [Table Text Block]

				Weighted
				Average Grant
	Number of			Date Fair
	Shares			Value
Unvested at June 30, 2024		24,105		$	100.34
Granted		20,000		$	1.79
Vested		(7,853	)	$	15.33
Unvested at December 31, 2024		36,252		$	64.38

Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]

				Weighted
				Average Grant
	Number of			Date Fair
	Shares			Value
Unvested at June 30, 2024		1,775		$	24.14
Vested		(1,043	)	$	24.13
Forfeited		(167	)	$	26.20
Unvested at December 31, 2024		565		$	23.55

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

	Three Months Ended				Six Months Ended
	December 31,				December 31,
	2024		2023		2024		2023
	(in thousands)
Cost of sales	$	—	$	1	$	1	$	1
Research and development		1		2		3		3
Selling and marketing		14		—		46		—
General and administrative		136		704		274		1,428
Net income (loss) from discontinued operations, net of tax		—		113		—		318
Total stock-based compensation expense	$	151	$	820	$	324	$	1,750