Note 7 - Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Sep. 30, 2018

Notes Tables

Schedule of Goodwill [Table Text Block]

Goodwill
(In thousands)	Lighting			Graphics
	Segment			Segment			Total
Balance as of June 30, 2018
Goodwill	$	94,564		$	28,690		$	123,254
Accumulated impairment losses		(65,191	)		(27,525	)		(92,716	)
Goodwill, net as of June 30, 2018	$	29,373		$	1,165		$	30,538
Balance as of September 30, 2018
Goodwill	$	94,564			28,690			123,254
Accumulated impairment losses		(65,191	)		(27,525	)		(92,716	)
Goodwill, net as of September 30, 2018	$	29,373		$	1,165		$	30,538

Schedule of Intangible Assets and Goodwill [Table Text Block]

	September 30, 2018
Other Intangible Assets	Gross
(In thousands)	Carrying		Accumulated		Net
	Amount		Amortization		Amount
Amortized Intangible Assets
Customer relationships	$	35,563	$	10,525	$	25,038
Patents		338		226		112
LED technology firmware, software		16,066		11,941		4,125
Trade name		2,658		637		2,021
Total Amortized Intangible Assets		54,625		23,329		31,296
Indefinite-lived Intangible Assets
Trademarks and trade names		3,422		--		3,422
Total Indefinite-lived Intangible Assets		3,422		--		3,422
Total Other Intangible Assets	$	58,047	$	23,329	$	34,718

	June 30, 2018
Other Intangible Assets	Gross
(In thousands)	Carrying		Accumulated		Net
	Amount		Amortization		Amount
Amortized Intangible Assets
Customer relationships	$	35,563	$	10,011	$	25,552
Patents		338		217		121
LED technology firmware, software		16,066		11,801		4,265
Trade name		2,658		609		2,049
Total Amortized Intangible Assets		54,625		22,638		31,987
Indefinite-lived Intangible Assets
Trademarks and trade names		3,422		--		3,422
Total Indefinite-lived Intangible Assets		3,422		--		3,422
Total Other Intangible Assets	$	58,047	$	22,638	$	35,409

Finite-lived Intangible Assets Amortization Expense [Table Text Block]

(In thousands)	Amortization Expense of Other Intangible Assets
	September 30, 2018		September 30, 2017
Three Months Ended	$	691	$	690

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

(In thousands)
2019	$	2,069
2020	$	2,687
2021	$	2,682
2022	$	2,460
2023	$	2,412
After 2023	$	18,986