CONDENSED CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 28, 2013	Dec. 29, 2012
Income Statement [Abstract]
Net sales	$ 47,997	$ 48,505	$ 89,908	$ 95,737
Cost of sales	27,514	27,951	49,953	54,266
Gross profit	20,483	20,554	39,955	41,471
Selling, general and administrative expenses	10,799	11,930	22,681	22,921
Operating profit	9,684	8,624	17,274	18,550
Other income	363	242	726	465
Interest income	13	18	31	45
Interest expense	(149)	(193)	(306)	(396)
Earnings before income taxes	9,911	8,691	17,725	18,664
Income tax expense	3,797	3,390	6,848	7,229
Net earnings	$ 6,114	$ 5,301	$ 10,877	$ 11,435
Net earnings per common share
Basic (usd per share)	$ 0.53	$ 0.47	$ 0.95	$ 1.01
Diluted (usd per share)	$ 0.53	$ 0.46	$ 0.94	$ 0.99
Weighted average number of common shares outstanding (usd per share)
Basic (shares)	11,484	11,372	11,440	11,327
Diluted (shares)	11,567	11,564	11,541	11,526
Common shares outstanding at end of period (shares)	11,400	11,291	11,400	11,291
Cash dividends declared per common share (usd per share)	$ 0.09	$ 0.17	$ 0.18	$ 0.25