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BUSINESS DIVESTITURES AND ASSET SALES - Income Before Income Taxes Attributable to Business Divested (Details) - Disposal Group, Disposed of by Sale, Not Discontinued Operations - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
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Oct. 01, 2021 | Oct. 01, 2021
Electron Devices business |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Net income (loss) before income taxes of disposal group | $ 11 | $ 41
CPS business |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Net income (loss) before income taxes of disposal group | 0 | 53
Military training business |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Net income (loss) before income taxes of disposal group | $ 0 | $ 35

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