CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Jun. 29, 2013	Jun. 30, 2012	Jul. 02, 2011
Income Statement [Abstract]
Net sales	$ 361,033	$ 346,475	$ 253,846
Cost of sales	326,521	316,639	233,198
Gross profit	34,512	29,836	20,648
Operating expenses
Research, development and engineering expenses	5,156	4,444	3,782
Selling, general and administrative expenses	11,230	11,041	9,927
Total operating expenses	16,386	15,485	13,709
Operating income	18,126	14,351	6,939
Interest expense, net	271	510	457
Income before income taxes	17,855	13,841	6,482
Income tax provision	5,272	2,215	746
Net income	$ 12,583	$ 11,626	$ 5,736
Earnings per share:
Net income per share - Basic (in dollars per share)	$ 1.20	$ 1.11	$ 0.55
Weighted average shares outstanding– basic	10,490	10,447	10,344
Net income per share - Diluted (in dollars per share)	$ 1.15	$ 1.10	$ 0.55
Weighted average shares outstanding – diluted	10,897	10,609	10,407