Note 2 - Acquisitions - Components of Fair Value of Acquisitions and Allocation of Purchase Price For Acquisition of Sanyu Switch (Details) - USD ($) $ in Thousands				3 Months Ended
Sep. 30, 2024	Apr. 01, 2024	Feb. 19, 2024	Sep. 30, 2024	Jun. 30, 2024
Goodwill	$ 292,180			$ 292,180	$ 281,283
Sanyu Switch Co., Ltd [Member]
Cash payments	22,178	$ 22,178
Holdbacks	2,464	2,464	$ 2,500	2,464
Less cash acquired		(3,711)		(3,711)
Total	20,931	20,931	20,900
Other acquired assets	7,991	9,453		7,991
Other acquired assets				(1,462)
Inventories	5,704	5,709		5,704
Inventories				(5)
Property, plant, and equipment	4,537	4,791		4,537
Property, plant, and equipment				(254)
Identifiable intangible assets	2,600	2,600	2,600	2,600
Identifiable intangible assets				0
Goodwill	9,190	6,696	$ 9,200	9,190
Goodwill				2,494
Liabilities assumed	$ (9,091)	$ (8,318)		(9,091)
Liabilities assumed				(773)
Total				$ 0

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