Note 7 - Goodwill and Other Intangible Assets - Other Intangible Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Jun. 30, 2022
Gross carrying value	$ 86,235	$ 86,235
Accumulated amortization, finite	31,563	30,373
Net amount	54,672	55,862
Gross carrying value	12,102	12,102
Trademarks and trade names	12,102	12,102
Total Other Intangible Assets, gross	98,337	98,337
Other intangible assets, net	66,774	67,964
Trademarks and Trade Names [Member]
Gross carrying value	12,102	12,102
Trademarks and trade names	12,102	12,102
Customer Relationships [Member]
Gross carrying value	62,083	62,083
Accumulated amortization, finite	15,254	14,400
Net amount	46,829	47,683
Patents [Member]
Gross carrying value	268	268
Accumulated amortization, finite	268	268
Net amount	0	0
LED Technology Firmware Software [Member]
Gross carrying value		20,966
Accumulated amortization, finite		14,598
Net amount		6,368
Trade Names [Member]
Gross carrying value	2,658	2,658
Accumulated amortization, finite	1,075	1,049
Net amount	1,583	1,609
Technology-Based Intangible Assets [Member]
Gross carrying value	20,966
Accumulated amortization, finite	14,895
Net amount	6,071
Noncompete Agreements [Member]
Gross carrying value	260	260
Accumulated amortization, finite	71	58
Net amount	$ 189	$ 202

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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