Note 7 - Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Sep. 30, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill [Table Text Block]

Goodwill
(In thousands)	Lighting			Graphics			Technology			All Other
	Segment			Segment			Segment			Category		Total
Balance as of June 30, 2015
Goodwill	$	34,913		$	28,690		$	11,621		$	--	$	75,224
Accumulated impairment losses		(34,778	)		(27,525	)		(2,413	)		--		(64,716	)
Goodwill, net as of June 30, 2015	$	135		$	1,165		$	9,208		$	--	$	10,508
Balance as of September 30, 2015
Goodwill	$	34,913			28,690			11,621			--		75,224
Accumulated impairment losses		(34,778	)		(27,525	)		(2,413	)		--		(64,716	)
Goodwill, net as of September 30, 2015	$	135		$	1,165		$	9,208		$	--	$	10,508

Schedule of Intangible Assets and Goodwill [Table Text Block]

	September 30, 2015
Other Intangible Assets	Gross
(In thousands)	Carrying		Accumulated		Net
	Amount		Amortization		Amount
Amortized Intangible Assets
Customer relationships	$	9,316	$	7,363	$	1,953
Patents		338		128		210
LED technology firmware, software		11,228		10,930		298
Trade name		460		460		--
Non-compete agreements		710		627		83
Total Amortized Intangible Assets		22,052		19,508		2,544
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	$	25,474	$	19,508	$	5,966

	June 30, 2015
Other Intangible Assets	Gross
	Carrying		Accumulated		Net
(In thousands)	Amount		Amortization		Amount
Amortized Intangible Assets
Customer relationships	$	9,316	$	7,290	$	2,026
Patents		338		120		218
LED technology firmware, software		11,228		10,910		318
Trade name		460		460		--
Non-compete agreements		710		602		108
Total Amortized Intangible Assets		22,052		19,382		2,670
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	$	25,474	$	19,382	$	6,092

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

(In thousands)	Amortization Expense of Other Intangible Assets
	September 30, 2015		September 30, 2014
Three Months Ended	$	126	$	148

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

(In thousands)
2016	$	505
2017	$	409
2018	$	400
2019	$	400
2020	$	327
After 2020	$	629