Net Earnings Per Common Share (Narrative) (Details) - USD ($) shares in Thousands, $ in Millions			3 Months Ended		9 Months Ended
	Apr. 17, 2023	Apr. 15, 2022	Sep. 29, 2023	Sep. 30, 2022	Sep. 29, 2023	Sep. 30, 2022
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Mandatory convertible preferred stock dividends			$ 0	$ 21	$ 21	$ 84
Dilutive MCPS shares included in computation of earnings per share (in shares)			0	0	0	4,000
MCPS Series B
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share (in shares)				8,600	3,400	8,600
MCPS Series A
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Dilutive MCPS shares included in computation of earnings per share (in shares)						4,000
Common stock
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share (in shares)			2,500	538	3,200	1,100
Preferred stock | MCPS Series B
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Mandatory convertible preferred stock dividends				$ 21	$ 21	$ 64
Conversion of MCPS to common stock (in shares)	8,600
Preferred stock | MCPS Series A
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Mandatory convertible preferred stock dividends						$ 20
Conversion of MCPS to common stock (in shares)		11,000