Business Combinations and Dispositions - Additional Information (Detail) $ in Thousands, ¥ in Millions						1 Months Ended	3 Months Ended		12 Months Ended
	Oct. 27, 2014 USD ($)	Oct. 27, 2014 JPY (¥)	Nov. 01, 2013 USD ($)	Sep. 12, 2013 USD ($)	Jul. 23, 2012	Jan. 30, 2015 USD ($)	Mar. 26, 2016 USD ($)	Mar. 28, 2015 USD ($)	Jul. 01, 2017 USD ($)	Jul. 02, 2016 USD ($)	Jun. 27, 2015 USD ($)
Business Acquisition Actual Revenue And Pre Tax Income Loss [Line Items]
Legal and other direct acquisition-related costs in connection with business combination									$ 0
Proceeds from the exercise of stock options									4,873	$ 286	$ 42
Amount of hold-back released									$ 0	$ 0	7,650
Opnext
Business Acquisition Actual Revenue And Pre Tax Income Loss [Line Items]
Acquisition date of entity acquired					Jul. 23, 2012
Komoro
Business Acquisition Actual Revenue And Pre Tax Income Loss [Line Items]
Cash proceeds from sale of business	$ 17,100	¥ 1,850
Cash proceeds from sale of business, paid at closing	14,800	1,600
Cash proceeds from sale of business, paid into escrow	2,100	¥ 250
Post-closing net asset valuation adjustment								$ 1,400
Net assets transferred	6,300
Accounts receivable transferred	3,400
Inventories transferred	4,600
Prepaid expenses and other current assets	900
Property, plant and equipment transferred	3,700
Other intangible assets transferred	4,400
Accounts payable transferred	5,900
Accrued expenses and other liabilities transferred	2,900
Other non-current liabilities transferred	1,900
Legal fees and other administrative costs	$ 1,000
Income from discontinued operations before income taxes											1,300
Komoro | Restructuring, Acquisition and Related (Income) Expense, Net
Business Acquisition Actual Revenue And Pre Tax Income Loss [Line Items]
Gain (loss) from completion of the transfer											8,300
Amplifier
Business Acquisition Actual Revenue And Pre Tax Income Loss [Line Items]
Cash proceeds from sale of business			$ 79,600
Income from discontinued operations before income taxes											(3,221)
Total value of consideration			88,600
Value of consideration subject to hold-back			4,000
Proceeds from the exercise of stock options			$ 5,000
Proceeds from hold-back received						$ 900
Amount of hold-back released											3,100
Gain on sale of business											(3,060)
Zurich
Business Acquisition Actual Revenue And Pre Tax Income Loss [Line Items]
Cash proceeds from sale of business				$ 90,600			$ 2,900
Income from discontinued operations before income taxes											(5,237)
Value of consideration subject to hold-back				$ 6,000
Proceeds from hold-back received						1,400
Amount of hold-back released						$ 4,600
Gain on sale of business											$ (4,590)