Restructuring Charges - Additional Information (Detail) (USD $)	12 Months Ended
	Jun. 30, 2013	Jul. 01, 2012	Jul. 03, 2011
Restructuring Cost and Reserve [Line Items]
Expense Additions	$ 4,798,000	$ 45,000	$ (1,294,000)
Reduction in lease loss accrual	3,534,000	2,813,000
Santa Rosa manufacturing and engineering facility [Member]
Restructuring Cost and Reserve [Line Items]
Expense Additions			8,700,000
Other restructuring charges		1,200,000
Expected charges relating to lease loss charges	4,700,000
Puerto Rico Facility and Santa Rosa manufacturing and engineering facility [Member]
Restructuring Cost and Reserve [Line Items]
Expense Additions			8,100,000
Puerto Rico facility [Member]
Restructuring Cost and Reserve [Line Items]
Expense Additions			1,700,000
San Jose facility and Santa Rosa facility [Member]
Restructuring Cost and Reserve [Line Items]
Reduction in lease loss accrual			2,300,000
Restructuring plan [Member]
Restructuring Cost and Reserve [Line Items]
Expense Additions	$ 5,700,000
Research and development operations [Member]
Restructuring Cost and Reserve [Line Items]
Lease loss accruals payment period	5 years