CASH, CASH EQUIVALENTS AND MARKETABLE SECURITIES (Tables)

9 Months Ended

Sep. 30, 2020

Cash And Cash Equivalents [Abstract]

Summary of Company Financial Assets with Maturities of Less Than 90 Days Included in Cash Equivalents

The following table summarizes the Company’s financial assets with maturities of less than 90 days from the date of purchase included in cash equivalents in the unaudited condensed consolidated balance sheets for each of the periods indicated:

	As of September 30, 2020		As of December 31, 2019
	(in thousands)
Money market funds	$	624,714	$	203,410
Government and government agency bonds		551,147		519,491
Total	$	1,175,861	$	722,901

Summary of Company Cash, Cash Equivalents and Short-Term Investments

The following tables summarize the Company’s cash, cash equivalents and short-term investments for each of the periods indicated:

	As of September 30, 2020
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
	(in thousands)
Cash and money market funds	$	923,490	$	—	$	—		$	923,490
Government and government agency bonds		892,601		17		(4	)		892,614
Total cash, cash equivalents and investments	$	1,816,091	$	17	$	(4	)	$	1,816,104
As reported:
Cash and cash equivalents	$	1,474,639	$	2	$	(4	)	$	1,474,637
Short-term investments		341,452		15		—			341,467
Total cash, cash equivalents and investments	$	1,816,091	$	17	$	(4	)	$	1,816,104

	As of December 31, 2019
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
	(in thousands)
Cash and money market funds	$	315,589	$	—	$	—		$	315,589
Government and government agency bonds		809,090		71		(2	)		809,159
Total cash, cash equivalents and investments	$	1,124,679	$	71	$	(2	)	$	1,124,748
As reported:
Cash and cash equivalents	$	835,044	$	36	$	—		$	835,080
Short-term investments		289,635		35		(2	)		289,668
Total cash, cash equivalents and investments	$	1,124,679	$	71	$	(2	)	$	1,124,748