BUSINESS DIVESTITURES AND ASSET SALES - Income Before Income Taxes of Held for Sale or Divested Businesses (Details) - Disposal Group, Disposed of by Sale, Not Discontinued Operations - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Jan. 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	$ 44	$ 33
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	53	62
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	$ 35	$ 84