Note 11 - Stock-based Compensation (Tables)

3 Months Ended

Sep. 30, 2022

Notes Tables

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

	Shares			Weighted Average
	(In thousands)			Exercise Price
Outstanding at June 30, 2022	$	1,029		$	1.35
Granted		155			0.44
Exercised		—			—
Canceled or expired		(72	)		5.81
Outstanding at September 30, 2022	$	1,112		$	0.93

Share-Based Payment Arrangement, Option, Exercise Price Range [Table Text Block]

			Options
			Outstanding						Options
			Weighted-						Exercisable
			Average		Weighted-				Weighted-
	Number		Remaining		Average		Number		Average
	Outstanding (In		Contractual		Exercise		Exercisable (In		Exercise
Range of exercise prices	thousands)		Life (Years)		Price		thousands)		Price
$0.44 - 0.64		1,031		9.60	$	0.61		—	$	—
$1.85 - 2.83		13		5.99		2.15		10		2.08
$5.30 - 5.85		68		4.61		5.63		68		5.63
$0.44- 5.85		1,112		9.25	$	0.93		77	$	5.18

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

				Weighted
				Average
	Shares			Grant-Date
	(In thousands)			Fair Value
Outstanding at June 30, 2022	$	2,276		$	1.30
Granted		—			—
Vested		—			—
Canceled or expired		(2	)		2.02
Outstanding at September 30, 2022	$	2,274		$	1.30