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Kenvue Separation (Details) - USD ($) $ / shares in Units, $ in Millions			3 Months Ended	6 Months Ended
	Jul. 24, 2023	May 08, 2023	Jul. 02, 2023	Jul. 02, 2023	Jul. 03, 2022	Mar. 31, 2023	Jan. 01, 2023
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Common stock, par value per share (in usd per share)			$ 1.00	$ 1.00			$ 1.00
Proceeds from Kenvue initial public offering (Note 12)				$ 4,241.0	$ 0.0
Debt instrument, face amount						$ 7,750.0
Current Debt			$ 11,701.0	11,701.0			$ 12,771.0
Realized gain (loss) on investment		$ 2,500.0
Kenvue Inc.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain on investment			$ 37.0	$ 37.0
Subsequent Event | Kenvue Inc.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Split-off percentage	80.10%
Kenvue Inc.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from sale of business		13,200.0
Unsecured Notes | Kenvue Inc.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Debt instrument, face amount		$ 7,700.0
Kenvue Inc.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Common stock, par value per share (in usd per share)		$ 0.01
Sales price per share (in usd per share)		$ 22.00
Kenvue Inc.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Noncontrolling ownership interest		10.40%	10.40%	10.40%
Kenvue Inc. | Johnson & Johnson
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Shares outstanding (in shares)		1,716,160,000
Percentage ownership after transaction		89.60%
Common stock, value			$ 1,300.0	$ 1,300.0
Commercial Paper
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Current Debt			9,800.0	9,800.0
Commercial Paper | Kenvue Inc.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Current Debt		$ 1,200.0	$ 700.0	$ 700.0
IPO | Kenvue Inc.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Shares issued in transaction (in shares)		198,734,444
Proceeds from Kenvue initial public offering (Note 12)		$ 4,200.0
Over-Allotment Option | Kenvue Inc.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Shares issued in transaction (in shares)		25,921,884
Split-Off Transaction | Subsequent Event
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Discount percent	7.00%
Upper limit exchange (in shares)	8.0549
Tendered price per $100 (in dollars per share)	$ 107.53

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