Note 11 - Stock-based Compensation - Stock Option Activity Summary (Details) shares in Thousands	9 Months Ended
	Mar. 31, 2024 $ / shares shares
Outstanding (in shares) | shares	38,166
Outstanding, weighted average grant date fair value (in dollars per share) | $ / shares	$ 27.34
Granted (in shares) | shares	120,440
Granted, weighted average grant date fair value (in dollars per share) | $ / shares	$ 10.12
Exercised (in shares) | shares	0
Exercised, weighted average grant date fair value (in dollars per share) | $ / shares	$ 0
Canceled or expired (in shares) | shares	(10,440)
Canceled or expired, weighted average grant date fair value (in dollars per share) | $ / shares	$ 10.8
Outstanding (in shares) | shares	148,166
Outstanding, weighted average grant date fair value (in dollars per share) | $ / shares	$ 14.51