Geographic Information, Product Groups And Customer Concentration - Long-lived Tangible Assets and Total Assets (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 28, 2014	Jun. 29, 2013
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-Lived Tangible Assets	$ 50,768	$ 72,028
Total Assets	365,685	449,894
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-Lived Tangible Assets	2,980	11,056
Total Assets	53,120	76,429
China
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-Lived Tangible Assets	5,671	10,724
Total Assets	43,102	55,897
United Kingdom
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-Lived Tangible Assets	6,408	5,895
Total Assets	120,400	131,978
Switzerland
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-Lived Tangible Assets	0	0
Total Assets	0	21,532
Thailand
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-Lived Tangible Assets	4,799	6,236
Total Assets	9,211	19,918
Japan
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-Lived Tangible Assets	26,216	33,419
Total Assets	107,597	113,321
Rest of world
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-Lived Tangible Assets	4,694	4,698
Total Assets	$ 32,255	$ 30,819