Investments (Tables)

3 Months Ended

Mar. 31, 2022

Investments Debt And Equity Securities [Abstract]

Fair Value Amortized Cost and Unrealized Gain and Loss of Investments in Marketable Securities

The amortized cost, unrealized gain and loss, and fair value of the Company’s investments in marketable securities by major security type are as follows (in thousands):

	March 31, 2022
	Amortized Cost		Unrealized Gain		Unrealized Loss			Fair Value
Money market funds	$	53,239	$	—	$	—		$	53,239
US treasuries		67,934		4		(217	)		67,721
Government treasury and agency securities		6,044		—		(24	)		6,020
Corporate securities and commercial paper		176,725		—		(903	)		175,822
Total financial assets	$	303,942	$	4	$	(1,144	)	$	302,802

	December 31, 2021
	Amortized Cost		Unrealized Gain		Unrealized Loss			Fair Value
Money market funds	$	115,410	$	—	$	—		$	115,410
US treasuries		24,056		1		(4	)		24,053
Government treasury and agency securities		7,606		—		(6	)		7,600
Corporate securities and commercial paper		171,891		3		(52	)		171,842
Total financial assets	$	318,963	$	4	$	(62	)	$	318,905

Fair Value of Investments in Marketable Debt Securities

As of March 31, 2022, the fair value of the Company’s marketable debt securities, by maturity date, were as follows (in thousands):

	Amount
Due within one year	$	204,757
Due in one to five years		44,806
Total marketable securities	$	249,563