Note 24 - Stock Options - Summary of Options Activities 2007 Directors Plan (Details) - Director Plan 2007 [Member] - USD ($)	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Outstanding. options (in shares)	0	50,000
Outstanding, weighted average exercise price (in dollars per share)	$ 0	$ 4.14
Outstanding, weighted average remaining contractual term (Year)			9 months
Aggregate intrinsic value outstanding			$ 45
Exercised, options (in shares)	0	(50,000)
Exercised, weighted average exercise price (in dollars per share)		$ 4.14
Forfeited or expired, options (in shares)		0
Forfeited or expired, weighted average exercise price (in dollars per share)		$ 0
Outstanding, options (in shares)		0	50,000
Outstanding, weighted average exercise price (in dollars per share)		$ 0	$ 4.14
Exercisable, options (in shares)		0
Exercisable, weighted average exercise price (in dollars per share)		$ 0