Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		9 Months Ended
		Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2016	Mar. 31, 2015
Building [Member]
(Gain) on sale of building					$ (343)
Net sales	[1]	$ 70,740	$ 68,603	$ 241,352	231,784
Cost of products and services sold		54,191	52,298	177,528	176,316
Gross profit		$ 16,549	$ 16,305	$ 63,824	55,468
Loss on sale of subsidiary (see Note 13)					565
Selling and administrative expenses		$ 15,817	$ 15,723	$ 51,949	49,906
Operating Income (Loss)		732	582	11,875	5,340
Interest (income)		(28)	(8)	(54)	(17)
Interest expense		9	11	27	34
Income before income taxes		751	579	11,902	5,323
Income tax expense		229	186	3,848	1,815
Net income		$ 522	$ 393	$ 8,054	$ 3,508
Earnings per common share (see Note 4)
Basic earnings per share (in dollars per share)		$ 0.02	$ 0.02	$ 0.32	$ 0.14
Diluted earnings per share (in dollars per share)		$ 0.02	$ 0.02	$ 0.32	$ 0.14
Weighted average common shares outstanding
Weighted average shares outstanding during the period, net of treasury shares (a) (in shares)		25,080	24,528	24,918	24,470
Diluted (in shares)	[2]	25,700	24,643	25,494	24,550

[1] Net sales are attributed to geographic areas based upon the location of the operation making the sale.

[2] Options to purchase 1,032,250 common shares and 1,729,273 common shares at March 31, 2016 and 2015, respectively, and options to purchase 1,391,300 common shares and 2,272,823 common shares at March 31, 2016 and 2015, respectively, were not included in the computation of the three month and nine month periods for diluted earnings per share, respectively, because the exercise price was greater than the average fair market value of the common shares.