Net Earnings Per Common Share (Narrative) (Details) - USD ($) shares in Thousands, $ in Millions	3 Months Ended
Apr. 02, 2021	Apr. 03, 2020
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted average MCPS converted shares	11,000	0
Adjustment for MCPS dividends for dilutive MCPS	$ 20	$ 0
Mandatory convertible preferred stock dividends	$ (41)	$ (19)
Preferred stock series A
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share, amount		12,400
Weighted average MCPS converted shares	11,000
Adjustment for MCPS dividends for dilutive MCPS	$ 20
Preferred stock series B
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share, amount	8,600
Mandatory convertible preferred stock dividends	$ (21)
Common stock
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share, amount	71	2,000,000,000

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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Amount of increase (decrease) to net income used for calculating diluted earnings per share (EPS), resulting from the assumed exercise stock options, restrictive stock units (RSUs), convertible preferred stock of an employee stock ownership plan (ESOP), and other dilutive convertible securities.

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Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of convertible preferred stock using the if-converted method.

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-Publisher FASB
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The amount of preferred stock dividends that is an adjustment to net income apportioned to common stockholders.

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