Cash, Cash Equivalents and Short-Term Investments (Tables)

3 Months Ended

Apr. 30, 2023

Cash and Cash Equivalents [Abstract]

Schedule of Short Term Investments

The following table summarizes the Company’s cash, cash equivalents and short-term investments by category (in thousands):

	As of April 30, 2023
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Cash and cash equivalents:
Cash	$	225,794	$	—	$	—	$	225,794
Money market funds	86,665		—		—		86,665
Commercial paper	3,476		—		(2)		3,474
Total cash and cash equivalents	$	315,935	$	—	$	(2)	$	315,933
Short-term investments:
Commercial paper	107,285		—		(147)		107,138
Corporate debt securities	122,903		92		(583)		122,412
Municipal bonds	1,995		—		(9)		1,986
Foreign government bonds	2,222		—		(30)		2,192
U.S. Agency securities	72,842		1		(374)		72,469
U.S. Treasury securities	317,815		—		(2,306)		315,509
Total short-term investments	$	625,062	$	93	$	(3,449)	$	621,706

	As of January 31, 2023
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Cash and cash equivalents:
Cash	$	232,332	$	—	$	—	$	232,332
Money market funds	60,073		—		—		60,073
U.S. Agency securities	2,997		—		—		2,997
Total cash and cash equivalents	$	295,402	$	—	$	—	$	295,402
Short-term investments:
Commercial paper	88,703		18		(112)		88,609
Corporate debt securities	95,805		33		(572)		95,266
Municipal bonds	1,989		—		(19)		1,970
Foreign government bonds	2,211		—		(41)		2,170
U.S. Agency securities	74,158		2		(435)		73,725
U.S. Treasury securities	383,238		—		(3,729)		379,509
Total short-term investments	$	646,104	$	53	$	(4,908)	$	641,249

Schedule of Unrealized Losses Cash Equivalents and Short Term Investment

The following table summarizes unrealized losses on the Company’s cash equivalents and short-term investments by category that have been in a continuous unrealized loss position for less than 12 months as of the periods presented (in thousands):

	Carrying Value		Gross Unrealized Losses
April 30, 2023
U.S. Agency securities	$	69,471	$	(374)
Commercial paper	110,613		(149)
Corporate debt securities	99,431		(565)
Municipal bonds	1,986		(9)
Foreign government bonds	2,192		(30)

U.S. Treasury securities	299,511		(2,306)
Total cash equivalents and short-term investments	$	583,204	$	(3,433)

	Carrying Value		Gross Unrealized Losses
January 31, 2023
U.S. Agency securities	$	73,724	$	(435)
Commercial paper	45,015		(112)
Corporate debt securities	75,203		(572)
Municipal bonds	1,970		(19)
Foreign government bonds	2,170		(41)
U.S. Treasury securities	379,509		(3,729)
Total cash equivalents and short-term investments	$	577,591	$	(4,908)

Schedule of Short Term Investments by Contractual Maturity

The following table classifies the Company’s short-term investments by contractual maturities (in thousands):

	April 30, 2023				January 31, 2023
	Amortized cost		Fair Value		Amortized cost		Fair Value
Due within 1 year	$	504,757	$	501,963	$	480,943	$	477,520
Due between 1 year to 2 years	120,305		119,743		165,161		163,729
Total	$	625,062	$	621,706	$	646,104	$	641,249