Acquisitions - Schedule of Business Acquisitions (Details) - USD ($) $ in Thousands				12 Months Ended
	May 27, 2021	Dec. 30, 2020	Sep. 23, 2019	Jul. 02, 2021	Jul. 03, 2020	Jun. 30, 2019
Business Acquisition [Line Items]
Net purchase price				$ 372,826	$ 96,502	$ 127,083
Goodwill				$ 804,906	$ 614,076
Physical Optics Corporation
Business Acquisition [Line Items]
Cash paid at closing		$ 251,229
Cash paid post closing		61,626
Working capital and net debt adjustment		(2,096)
Less cash acquired		(2,855)
Net purchase price		307,904
Cash		2,855
Accounts receivable		27,708
Inventory		11,125
Fixed assets		23,236
Other current and non-current assets		16,453
Accounts payable		(3,777)
Accrued expenses		(5,551)
Other current and non-current liabilities		(32,549)
Estimated fair value of net tangible assets acquired		39,500
Estimated fair value of identifiable intangible assets		116,000
Goodwill		155,259
Estimated fair value of net assets acquired		$ 310,759
American Panel Corporation
Business Acquisition [Line Items]
Cash paid at closing			$ 100,826
Working capital and net debt adjustment			(5,952)
Business Combinations, Liabilities Assumed			2,454
Less cash acquired			(826)
Net purchase price			96,502
Cash			826
Accounts receivable			3,726
Inventory			11,233
Fixed assets			690
Other current and non-current assets			3,494
Accounts payable			(1,554)
Accrued expenses			(1,457)
Other current and non-current liabilities			(5,852)
Estimated fair value of net tangible assets acquired			11,106
Estimated fair value of identifiable intangible assets			33,200
Goodwill			53,022
Estimated fair value of net assets acquired			$ 97,328
Pentek
Business Acquisition [Line Items]
Cash paid at closing	$ 65,668
Less cash acquired	(746)
Net purchase price	64,922
Cash	746
Accounts receivable	1,303
Inventory	6,522
Fixed assets	152
Other current and non-current assets	2,864
Accounts payable	(1,016)
Accrued expenses	(520)
Estimated fair value of net tangible assets acquired	6,333
Estimated fair value of identifiable intangible assets	24,110
Goodwill	35,225
Estimated fair value of net assets acquired	$ 65,668