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v3.20.2

Revenues - Additional Information (Detail) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 28, 2020 | Sep. 30, 2019 | Sep. 28, 2020 | Sep. 30, 2019
Revenue From Contract With Customer [Line Items] |  |  |  |
Remaining revenue performance obligation, percentage | 86.00% |  | 86.00% |
Transferred over Time |  |  |  |
Revenue From Contract With Customer [Line Items] |  |  |  |
Revenue from products and services transferred to customers, percentage | 98.00% | 97.00% | 98.00% | 97.00%
Transferred at Point in Time |  |  |  |
Revenue From Contract With Customer [Line Items] |  |  |  |
Revenue from products and services transferred to customers, percentage | 2.00% | 3.00% | 2.00% | 3.00%

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- 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=121604090&loc=SL49130556-203045 + Details
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