The following tables provide the amortized cost and fair value of the Company’s available-for-sale securities by security type (in thousands):


	June 30, 2025
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Commercial paper	$	85,483	$	1	$	(48	)	$	85,436
Corporate bonds		569,154		1,435		(197	)		570,392
Government and agency securities		185,491		221		(48	)		185,664
U.S. treasury bills		36,637		2		(3	)		36,636
	$	876,765	$	1,659	$	(296	)	$	878,128


	December 31, 2024
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Commercial paper	$	251,473	$	12	$	(176	)	$	251,309
Corporate bonds		468,673		532		(588	)		468,617
Government and agency securities		162,783		132		(29	)		162,886
U.S. treasury bills		89,741		60		(2	)		89,799
	$	972,670	$	736	$	(795	)	$	972,611

The following table summarizes the amortized cost and fair value of the Company’s available-for-sale securities by contractual maturity (in thousands):


	June 30, 2025
	Amortized Cost		Fair Value
Due within one year	$	493,990	$	494,137
Due after one year through three years		382,775		383,991
	$	876,765	$	878,128

The Company’s available-for-sale securities are classified as current assets as they are readily available to be converted to cash and for use in the Company’s current operations. There were no credit losses recorded during the three and six months ended June 30, 2025 and 2024. Interest income for the three months ended June 30, 2025 and 2024 was $11.1 million and $8.1 million, respectively. Interest income for the six months ended June 30, 2025 and 2024 was $23.0 million and $16.6 million, respectively.