INVESTMENTS (Tables)

3 Months Ended

Mar. 31, 2022

Investments, Debt and Equity Securities [Abstract]

Investments by Major Security Type

The following table summarizes, by major security type, the Company's investments at March 31, 2022 (in millions): 

	Cost		Gross Unrealized Gains /Upward Adjustments		Gross Unrealized Losses /Downward Adjustments		Carrying  Value
Short-term investments:
Debt securities	$	25	$	—	$	(1)	$	24
Long-term investments:
Equity securities of private companies	$	78	$	259	$	—	$	337
Equity securities with readily determinable fair values	1,165		1,153		(455)		1,863
Total	$	1,243	$	1,412	$	(455)	$	2,200

The following table summarizes, by major security type, the Company's investments at December 31, 2021 (in millions):

	Cost		Gross Unrealized Gains/Upward Adjustments		Gross Unrealized Losses/Downward Adjustments		Carrying  Value
Short-term investments:
Debt securities	$	25	$	—	$	—	$	25
Long-term investments:
Equity securities of private companies	$	66	$	259	$	—	$	325
Equity securities with readily determinable fair values	1,165		1,990		(305)		2,850
Total	$	1,231	$	2,249	$	(305)	$	3,175