Note 15 - Accumulated Other Comprehensive Loss - Components of Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Dec. 31, 2024	Sep. 30, 2024	Dec. 31, 2023	Sep. 30, 2023	Dec. 31, 2024	Dec. 31, 2023	Jun. 30, 2024
Accumulated other comprehensive loss	$ (6,503)				$ (6,503)		$ (4,189)
Balance	474,651	$ 482,916	$ 462,556	$ 471,006	482,916	$ 471,006
Other comprehensive income (loss)	(1,379)	(968)	1,739	(31)	(2,347)	1,708
Balance	478,719	474,651	472,890	462,556	478,719	472,890
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Accumulated other comprehensive loss	(8,066)				(8,066)		(5,085)
AOCI Attributable to Parent [Member]
Balance	(5,147)	(4,189)	(2,810)	(2,785)	(4,189)	(2,785)
Other comprehensive income (loss)	(1,356)	(958)	1,747	(25)
Balance	(6,503)	$ (5,147)	$ (1,063)	$ (2,810)	(6,503)	(1,063)
AOCI Including Portion Attributable to Noncontrolling Interest [Member]
Other comprehensive income (loss)					(2,347)	1,708
Less AOCI attributable to noncontrolling interests					33	$ 14
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-Sale, Parent [Member]
Accumulated other comprehensive loss	$ 1,563				$ 1,563		$ 896