Note 16 - Quarterly Financial Data (unaudited) (Detail) - Quarterly Financial Data (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 26, 2011	Dec. 25, 2010	Sep. 25, 2010	Jun. 30, 2012	Jun. 30, 2011	Jun. 26, 2010
Net sales	$ 70,005	$ 64,540	$ 62,219	$ 63,384	$ 71,249	$ 58,763	$ 57,290	$ 57,539	$ 260,148	$ 244,841	$ 203,662
Gross margin	12,923	21,455	22,107	21,590	23,675	19,553	19,289	19,283	78,075	81,800	56,372
Earnings (loss) before income taxes	(9,105)	2,231	3,234	3,751	4,529	2,991	3,459	2,260	111	13,239	(9,341)
Net earnings	$ (4,646)	$ 1,570	$ 1,715	$ 2,249	$ 1,565	$ 2,319	$ 1,694	$ 1,267	$ 888	$ 6,845	$ (8,021)
Basic and diluted earnings per share (in Dollars per share)	$ (0.69)	$ 0.23	$ 0.25	$ 0.33	$ 0.23	$ 0.35	$ 0.25	$ 0.19	$ 0.13	$ 1.02	$ (1.20)