Investments (Tables)

9 Months Ended

Oct. 02, 2021

Investments

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

	October 2,		December 31,
(Millions of dollars)	2021		2020
Domestic debt securities	$	724	$	496
Domestic equity securities		446		702
Foreign equity securities		192		133
Foreign debt securities		124		68
Money market funds held in trading accounts		9		47
Other trading securities		21		19
Total trading short-term investments	$	1,516	$	1,465