Earnings per share (Tables)

12 Months Ended

Dec. 31, 2023

Earnings Per Share [Abstract]

Reconciliation of Basic Net Earnings per Share to Diluted Net Earnings per Share

The following is a reconciliation of basic net earnings per share to diluted net earnings per share for the fiscal years ended December 31, 2023, January 1, 2023 and January 2, 2022:

(In Millions Except Per Share Amounts)	2023	2022	2021
Basic net earnings per share from continuing operations	$5.26	6.23	6.76
Basic net earnings per share from discontinued operations	8.62	0.60	1.17
Total net earnings per share - basic	13.88	6.83	7.93
Average shares outstanding — basic	2,533.5	2,625.2	2,632.1
Potential shares exercisable under stock option plans	94.1	140.1	138.0
Less: shares repurchased under treasury stock method	(67.2)	(101.4)	(96.1)
Adjusted average shares outstanding — diluted	2,560.4	2,663.9	2,674.0
Diluted net earnings per share from continuing operations	5.20	6.14	6.66
Diluted net earnings per share from discontinuing operations	8.52	0.59	1.15
Total net earnings per share - diluted	$13.72	6.73	7.81