INVESTMENTS (Tables)

12 Months Ended

Dec. 31, 2021

Investments, Debt and Equity Securities [Abstract]

Debt Securities, Available-for-sale

The Company’s marketable securities by security type are summarized as follows:

	As of December 31, 2021
	Amortized Cost		Gross Unrealized Loss		Estimated Fair Value
Asset backed securities	$	11,101	$	(56)	$	11,045
Commercial paper and corporate bonds	234,497		(551)		233,946
U.S. government agency debt securities	16,929		(69)		16,860
Total available-for-sale securities	$	262,527	$	(676)	$	261,851

Contractual maturities of the Company’s available-for-sale and trading securities are summarized as follows:

	As of December 31, 2021
	Amortized Cost		Estimated Fair Value
Due in less than one year	$	163,377	$	163,273
Due in one to five years	103,400		102,878
Total investments	$	266,777	$	266,151