Revenues - Deferred Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
Oct. 03, 2021	Jul. 04, 2021	Apr. 04, 2021	Sep. 27, 2020	Jun. 28, 2020	Mar. 29, 2020
Change in Contract with Customer, Liability [Abstract]
Beginning balance	$ 82,077	$ 83,763	$ 77,648	$ 68,607	$ 69,485	$ 70,070
New deferrals	20,472	20,596	24,505	22,243	21,322	23,830
Acquisition of OTN Systems		(2,740)	5,997		0	0
Revenue recognized	(23,481)	(19,542)	(24,387)	(20,649)	(22,200)	(24,415)
Balance at end of period	$ 79,068	$ 82,077	$ 83,763	$ 70,201	$ 68,607	$ 69,485

No definition available.

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- Definition

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 45
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- Definition

Amount of increase (decrease) in revenue recognized for cumulative catch-up adjustment from contract modification which (increases) decreases obligation to transfer good or service to customer for which consideration from customer has been received or is due.

+ References

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- Definition

Amount of increase (decrease) in obligation to transfer good or service to customer for which consideration from customer has been received or is due, from business combination.

+ References

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Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

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