ACQUISITIONS, DIVESTITURES AND ASSET SALES - Business Divestiture-Related Gain (Loss) (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Apr. 02, 2021	Dec. 29, 2023	Dec. 30, 2022	Dec. 31, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Goodwill impairment		$ 296	$ 802
Held-for-sale or Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total Business divestiture-related gains (losses), net				$ 220
Held-for-sale or Disposed of by Sale | Narda-MITEQ business
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total Business divestiture-related gains (losses), net				(9)
Held-for-sale or Disposed of by Sale | ESSCO business
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total Business divestiture-related gains (losses), net				31
Held-for-sale or Disposed of by Sale | Electron Devices business
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total Business divestiture-related gains (losses), net				31
Held-for-sale or Disposed of by Sale | VSE disposal group
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total Business divestiture-related gains (losses), net				(29)
Held-for-sale or Disposed of by Sale | CPS business
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total Business divestiture-related gains (losses), net				(19)
Held-for-sale or Disposed of by Sale | Military training business
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total Business divestiture-related gains (losses), net				217
Held-for-sale or Disposed of by Sale | Other
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total Business divestiture-related gains (losses), net				$ (2)
Disposal Group, Held-for-sale, Not Discontinued Operations | CPS business
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Goodwill impairment	$ 62