Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014	Mar. 31, 2013
Consolidated Statements Of Operations [Abstract]
NET SALES	$ 110,532	$ 98,351	$ 327,414	$ 284,178
COST OF GOODS SOLD	(85,488)	(75,512)	(252,666)	(217,491)
GROSS MARGIN	25,044	22,839	74,748	66,687
SELLING, GENERAL AND ADMINISTRATIVE	(18,455)	(17,971)	(55,014)	(52,831)
LITIGATION SETTLEMENT COSTS			(6,250)
OPERATING INCOME (LOSS)	6,589	4,868	13,484	13,856
OTHER INCOME (EXPENSE):
Interest and other income	471	140	1,394	365
INCOME (LOSS) BEFORE INCOME TAXES	7,060	5,008	14,878	14,221
INCOME TAX (PROVISION) BENEFIT	(2,640)	(1,890)	(5,520)	(5,310)
NET INCOME (LOSS)	$ 4,420	$ 3,118	$ 9,358	$ 8,911
WEIGHTED AVERAGE NUMBER OF COMMON SHARES OUTSTANDING:
Basic	7,265	7,090	7,198	7,019
Diluted	7,675	7,408	7,546	7,297
EARNINGS (LOSS) PER SHARE OF COMMON STOCK:
Basic	$ 0.61	$ 0.44	$ 1.30	$ 1.27
Diluted	$ 0.58	$ 0.42	$ 1.24	$ 1.22
CASH DIVIDENDS DECLARED PER COMMON SHARE	$ 0.15	$ 0.15	$ 0.45	$ 0.45