Fair Value Measurements (Tables)

12 Months Ended

Jan. 31, 2025

Fair Value Disclosures [Abstract]

Fair Value, Assets Measured on Recurring Basis

The following table summarizes information about our cash, cash equivalents, and investments by investment category for the periods presented (in thousands):

	As of January 31, 2025
	Fair Value Level	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value
Assets
Cash and cash equivalents:
Cash		$	94,728	$	—	$	—	$	94,728
Money market funds	Level 1	61,962		—		—		61,962
U.S. Treasury securities	Level 1	9,969		3		—		9,972
Commercial paper	Level 2	19,914		—		(2)		19,912
Total cash and cash equivalents		$	186,573	$	3	$	(2)	$	186,574
Short-term investments:
U.S. Treasury securities	Level 1	$	208,918	$	284	$	(74)	$	209,128
Commercial paper	Level 2	24,606		1		(2)		24,605
Corporate notes and bonds	Level 2	238,610		586		(6)		239,190
U.S. agency securities	Level 2	62,257		151		—		62,408
Total short-term investments		$	534,391	$	1,022	$	(82)	$	535,331
Long-term investments:
U.S. Treasury securities	Level 1	$	208,104	$	787	$	(203)	$	208,688
Corporate notes and bonds	Level 2	173,882		573		(331)		174,124
U.S. agency securities	Level 2	13,458		—		(63)		13,395
Total long-term investments		$	395,444	$	1,360	$	(597)	$	396,207
Total assets measured at fair value		$	1,116,408	$	2,385	$	(681)	$	1,118,112

	As of January 31, 2024
	Fair Value Level	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value
Assets
Cash and cash equivalents:
Cash		$	43,925	$	—	$	—	$	43,925
Money market funds	Level 1	204,481		—		—		204,481
Certificates of deposit	Level 2	8,245		—		—		8,245
Total cash and cash equivalents		$	256,651	$	—	$	—	$	256,651
Short-term investments:
U.S. Treasury securities	Level 1	$	234,776	$	—	$	(1,053)	$	233,723
Corporate notes and bonds	Level 2	279,248		12		(1,068)		278,192
U.S. agency securities	Level 2	157,873		18		(501)		157,390
Total short-term investments		$	671,897	$	30	$	(2,622)	$	669,305
Long-term investments:
U.S. Treasury securities	Level 1	$	27,175	$	121	$	—	$	27,296
Corporate notes and bonds	Level 2	69,970		279		(67)		70,182
U.S. agency securities	Level 2	90,924		303		(48)		91,179
Total long-term investments		$	188,069	$	703	$	(115)	$	188,657
Total assets measured at fair value		$	1,116,617	$	733	$	(2,737)	$	1,114,613