Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013	Mar. 31, 2012
Consolidated Statements Of Operations [Abstract]
NET SALES	$ 98,351	$ 91,631	$ 284,178	$ 258,153
COST OF GOODS SOLD	(75,512)	(69,533)	(217,491)	(196,633)
GROSS MARGIN	22,839	22,098	66,687	61,520
SELLING, GENERAL AND ADMINISTRATIVE	(17,971)	(16,975)	(52,831)	(48,071)
OPERATING INCOME (LOSS)	4,868	5,123	13,856	13,449
OTHER INCOME (EXPENSE):
Interest and other income	140	140	365	310
INCOME (LOSS) BEFORE INCOME TAXES	5,008	5,263	14,221	13,759
INCOME TAX (PROVISION) BENEFIT	(1,890)	(1,920)	(5,310)	(5,090)
NET INCOME (LOSS)	$ 3,118	$ 3,343	$ 8,911	$ 8,669
WEIGHTED AVERAGE NUMBER OF COMMON SHARES OUTSTANDING:
Basic	7,090	6,777	7,019	6,756
Diluted	7,408	7,017	7,297	6,970
EARNINGS (LOSS) PER SHARE OF COMMON STOCK:
Basic	$ 0.44	$ 0.49	$ 1.27	$ 1.28
Diluted	$ 0.42	$ 0.48	$ 1.22	$ 1.24
CASH DIVIDENDS DECLARED PER COMMON SHARE	$ 0.15	$ 0.10	$ 0.45	$ 0.30