Note 3 - Investments - Investment Income or Loss Reflected in Earnings From Continuing Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2026	Jun. 30, 2025
Net realized gains (losses) on equity securities	$ (53)	$ (192)
Net realized gains (losses) on debt securities	108	610
Net realized gains (losses) on embedded derivatives	(2,542)	0
Net unrealized gains (losses) on equity securities	2,632	(89)
Net unrealized gains (losses) on debt securities	152	(146)
Net unrealized gains (losses) on embedded derivatives	2,542	(12)
Net unrealized gains (losses) on cash equivalents	11	10
Dividend and interest income	1,468	2,191
Net realized foreign currency gains (losses)	(170)	21
Total Net Investment Income (Loss)	$ 4,148	$ 2,393