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BASIS OF PRESENTATION (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended | 9 Months Ended
--- | --- | --- | ---
Sep. 26, 2021 | Jun. 27, 2021 | Sep. 26, 2021
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |
AWE generated sales |  | $ 0 |
Atomic Weapons Establishment |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |
AWE generated sales | $ 350 | 865 | $ 1,000
Operating profit | $ 10 | $ 15 | $ 30

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- Definition Amount of revenue from collaborative arrangement. Excludes revenue from contract with customer under Topic 606. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 808 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=123385629&loc=SL5834089-161433 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 808 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6931272&loc=SL5834143-161434 + Details
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