Investments (Tables)

6 Months Ended

Jul. 01, 2023

Investments

Summary of the estimated fair value of short-term investments classified as trading securities

	July 1,		December 31,
(Millions of dollars)	2023		2022
Domestic debt securities	$	472	$	399
Domestic equity securities		361		433
Foreign equity securities		174		169
Money market funds held in trading accounts		117		12
Foreign debt securities		98		66
Other trading securities		3		7
Total trading short-term investments	$	1,225	$	1,086