Note 15 - Summary of Quarterly Results (Unaudited) (Tables)

12 Months Ended

Jun. 30, 2013

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Information [Table Text Block]

	Quarter Ended										Fiscal
(In thousands except per share data)	Sept. 30		Dec. 31			March 31			June 30		Year
2013
Net sales	$	74,719	$	71,082		$	66,152		$	68,837	$	280,790
Gross profit		17,871		13,882			13,921			14,736		60,410
Net income (loss)		1,830		(2,450	)		(315	)		812		(123	)
Earnings (loss) per share
Basic	$	0.08	$	(0.10	)	$	(0.01	)	$	0.03	$	(0.01	)(a)
Diluted	$	0.08	$	(0.10	)	$	(0.01	)	$	0.03	$	(0.01	)(a)
Range of share prices
High	$	7.42	$	7.38		$	7.77		$	8.46	$	8.46
Low	$	6.19	$	6.10		$	6.80		$	6.78	$	6.10
2012
Net sales	$	65,495	$	68,774		$	62,937		$	71,196	$	268,402
Gross profit		15,464		14,926			13,316			16,607		60,313
Net income (loss)		1,324		772			(377	)		1,505		3,224
Earnings (loss) per share
Basic	$	0.05	$	0.03		$	(0.02	)	$	0.06	$	0.13	(a)
Diluted	$	0.05	$	0.03		$	(0.02	)	$	0.06	$	0.13	(a)
Range of share prices
High	$	8.91	$	7.04		$	7.70		$	7.64	$	8.91
Low	$	5.93	$	5.45		$	5.85		$	5.81	$	5.45
2011
Net sales	$	79,851	$	74,805		$	64,628		$	74,217	$	293,501
Gross profit		20,622		18,647			16,324			16,752		72,345
Net income		4,268		2,948			2,115			1,497		10,828
Earnings per share
Basic	$	0.18	$	0.12		$	0.09		$	0.06	$	0.45
Diluted	$	0.18	$	0.12		$	0.09		$	0.06	$	0.44	(a)
Range of share prices
High	$	6.46	$	9.61		$	8.79		$	8.62	$	9.61
Low	$	4.69	$	6.38		$	6.86		$	6.90	$	4.69

Condensed Financial Statements [Table Text Block]

	2013			2012			2011			2010			2009
Net sales	$	280,790		$	268,402		$	293,501		$	254,402		$	233,799
Cost of products and services sold		220,380			208,089			221,156			198,030			181,972
Loss on sale of a subsidiary		—			—			—			639			—
Selling and administrative expenses		57,367			53,724			56,041			53,671			51,571
Loss contingency (a)		—			—			—			—			200
Goodwill and intangible asset impairment (b)		2,413			258			—			153			14,467
Operating income (loss)		630			6,331			16,304			1,909			(14,411	)
Interest (income)		(47	)		(25	)		(43	)		(28	)		(97	)
Interest expense		62			165			180			153			89
Income (loss) before income taxes		615			6,191			16,167			1,784			(14,403	)
Income taxes		738			2,967			5,339			360			(989	)
Net income (loss)	$	(123	)	$	3,224		$	10,828		$	1,424		$	(13,414	)
Earnings (loss) per common share
Basic	$	(0.01	)	$	0.13		$	0.45		$	0.06		$	(0.62	)
Diluted	$	(0.01	)	$	0.13		$	0.44		$	0.06		$	(0.62	)
Cash dividends paid per share	$	0.36		$	0.23		$	0.20		$	0.20		$	0.30
Weighted average common shares
Basic		24,313			24,298			24,287			24,128			21,800
Diluted		24,385			24,352			24,339			24,134			21,800

	2013		2012		2011		2010		2009
Working capital	$	76,703	$	83,702	$	84,524	$	73,568	$	72,500
Total assets		169,179		175,226		176,021		173,845		153,118
Long-term debt, including current maturities		—		—		1,099		1,132		—
Shareholders’ equity		141,690		149,368		151,218		144,218		130,473