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Revenues - Additional Information (Detail)	3 Months Ended		9 Months Ended
	Sep. 27, 2021	Sep. 28, 2020	Sep. 27, 2021	Sep. 28, 2020
Revenue From Contract With Customer [Line Items]
Remaining revenue performance obligation, percentage	84.00%		84.00%
Transferred over Time
Revenue From Contract With Customer [Line Items]
Revenue from products and services transferred to customers, percentage	97.00%	98.00%	97.00%	98.00%
Transferred at Point in Time
Revenue From Contract With Customer [Line Items]
Revenue from products and services transferred to customers, percentage	3.00%	2.00%	3.00%	2.00%

X

- Definition

Revenue from contract with customer.

+ References

No definition available.

+ Details

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X

- Definition

Revenue from products and services transferred to customers percentage.

+ References

No definition available.

+ Details

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X

- Definition

Percentage of remaining performance obligation to total remaining performance obligation not recognized as revenue.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 13
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130556-203045

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