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Net Sales and Gross Profit by Geographic Region (Detail) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 6 Months Ended
Dec. 01, 2012
Dec. 03, 2011
Dec. 01, 2012
Dec. 03, 2011
Segment Reporting Information [Line Items]        
Net sales $ 36,603 $ 39,138 $ 72,253 $ 80,649
Total, Gross Profit 10,742 11,690 21,388 24,392
North America
        
Segment Reporting Information [Line Items]        
Net sales 16,436 16,850 32,182 33,403
Total, Gross Profit 5,520 5,303 10,809 10,666
Asia Pacific
        
Segment Reporting Information [Line Items]        
Net sales 5,437 6,159 11,784 14,052
Total, Gross Profit 1,860 2,277 4,054 4,937
Europe
        
Segment Reporting Information [Line Items]        
Net sales 12,305 12,564 23,042 26,122
Total, Gross Profit 3,806 3,962 7,030 8,347
Latin America
        
Segment Reporting Information [Line Items]        
Net sales 2,320 2,282 4,767 5,113
Total, Gross Profit 788 855 1,616 1,917
Other
        
Segment Reporting Information [Line Items]        
Net sales 105 1,283 478 1,959
Total, Gross Profit $ (1,232) $ (707) $ (2,121) $ (1,475)