Short-Term Investments (Tables)

6 Months Ended

Dec. 31, 2021

Investments, Debt and Equity Securities [Abstract]

Schedule of Short-Term Investments

Short-term investments consisted of the following as of the dates presented (in thousands):

	December 31, 2021
	Amortized cost		Gross unrealized gains		Gross unrealized losses			Fair value
Corporate bonds	$	692,480	$	12	$	(938	)	$	691,554
U.S. treasury securities		359,325		3		(462	)		358,866
Asset-backed securities		57,261		—		(83	)		57,178
Certificates of deposit		9,572		—		—			9,572
Total	$	1,118,638	$	15	$	(1,483	)	$	1,117,170

	June 30, 2021
	Amortized cost		Gross unrealized gains		Gross unrealized losses			Fair value
Corporate bonds	$	466,403	$	111	$	(55	)	$	466,459
U.S. treasury securities		155,663		16		(5	)		155,674
Asset-backed securities		26,391		16		(1	)		26,406
Certificates of deposit		6,775		—		—			6,775
Total	$	655,232	$	143	$	(61	)	$	655,314

Schedule of Gross Unrealized Loss and Fair Values

The following table presents gross unrealized losses and fair values for those investments that were in an unrealized loss position as of the dates presented (in thousands):

	December 31, 2021
	Fair value		Unrealized losses
Corporate bonds	$	433,430	$	(938	)
U.S. treasury securities		313,760		(462	)
Asset backed securities		57,146		(83	)
Total	$	804,336	$	(1,483	)

	June 30, 2021
	Fair value		Unrealized losses
Corporate bonds	$	152,485	$	(55	)
U.S. treasury securities		85,466		(5	)
Asset backed securities		8,089		(1	)
Total	$	246,040	$	(61	)