MARKETABLE SECURITIES (Tables)

3 Months Ended

Mar. 31, 2022

Investments, Debt and Equity Securities [Abstract]

Summary of marketable securities

A summary of marketable securities, all of which were classified as current, was as follows:

	March 31, 2022						December 31, 2021
In millions	Cost		Gross unrealized gains/(losses)(1)		Estimated fair value		Cost		Gross unrealized gains/(losses)(1)		Estimated fair value
Equity securities
Certificates of deposit	$	284	$	—	$	284	$	299	$	—	$	299
Debt mutual funds	205		(2)		203		254		2		256
Equity mutual funds	31		9		40		29		10		39
Debt securities	—		—		—		1		—		1
Total marketable securities	$	520	$	7	$	527	$	583	$	12	$	595
(1) Unrealized gains and losses for debt securities are recorded in other comprehensive income while unrealized gains and losses for equity securities are recorded in other income, net in our Condensed Consolidated Statements of Net Income.

Schedule of proceeds from sales and maturities

The proceeds from sales and maturities of marketable securities were as follows:

	Three months ended
In millions	March 31, 2022		April 4, 2021
Proceeds from sales of marketable securities	$	195	$	163
Proceeds from maturities of marketable securities	59		44
Investments in marketable securities - liquidations	$	254	$	207