Note 10 - Derivative Financial Instruments - Details About Accumulated Other Comprehensive Income (Loss) Components (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Accumulated other comprehensive income (loss) component	$ 42	$ 1,084
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net, Total	42	1,084
Interest Rate Swap [Member] | Interest Expense [Member] | Cash Flow Hedging [Member]
Accumulated other comprehensive income (loss) component	(454)	602
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net, Total	(454)	602
Foreign Exchange Contract [Member] | Other Nonoperating Income (Expense) [Member] | Cash Flow Hedging [Member]
Accumulated other comprehensive income (loss) component	496	482
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net, Total	$ 496	$ 482