Net Sales and Gross Profit by Geographic Region (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Nov. 29, 2014	Nov. 30, 2013	Nov. 29, 2014	Nov. 30, 2013
Segment Reporting Information [Line Items]
Net Sales	$ 33,841	$ 35,436	$ 68,540	$ 69,693
Total, Gross Profit	10,462	11,007	21,120	21,199
North America
Segment Reporting Information [Line Items]
Net Sales	13,769	14,296	28,468	28,492
Total, Gross Profit	4,847	4,687	10,030	9,584
Asia Pacific
Segment Reporting Information [Line Items]
Net Sales	5,918	6,248	12,424	12,553
Total, Gross Profit	1,994	2,144	4,113	4,089
Europe
Segment Reporting Information [Line Items]
Net Sales	12,082	12,175	23,131	23,665
Total, Gross Profit	4,028	4,111	7,747	7,706
Latin America
Segment Reporting Information [Line Items]
Net Sales	2,207	2,574	4,528	4,771
Total, Gross Profit	811	1,011	1,689	1,834
Other
Segment Reporting Information [Line Items]
Net Sales	(135)	143	(11)	212
Total, Gross Profit	$ (1,218)	$ (946)	$ (2,459)	$ (2,014)