Fair Value Measurements (Tables)

12 Months Ended

Jan. 31, 2022

Fair Value Disclosures [Abstract]

Schedule of Financial Assets at Fair Value

Financial assets measured at fair value on a recurring basis by level were as follows (in thousands):

	Balance as of January 31, 2022
	Level 1		Level 2		Total
Cash and cash equivalents:
Money market funds	$	2,275	$	—	$	2,275
Total cash equivalents	$	2,275	$	—	$	2,275
Cash						17,392
Total cash and cash equivalents					$	19,667
Short-term investments:
U.S. treasury securities	$	7,065	$	—	$	7,065
Commercial paper		—		4,548		4,548
Total short-term investments	$	7,065	$	4,548	$	11,613
	Balance as of January 31, 2021
	Level 1		Level 2		Total
Cash and cash equivalents:
Money market funds	$	1,657	$	—	$	1,657
U.S. agency securities		—		1,000		1,000
U.S. treasury securities		250		—		250
Total cash equivalents	$	1,907	$	1,000	$	2,907
Cash						14,391
Total cash and cash equivalents					$	17,298
Short-term investments:
U.S. treasury securities	$	9,782	$	—	$	9,782
Corporate debt securities		—		929		929
Asset-backed securities		—		302		302
Total short-term investments	$	9,782	$	1,231	$	11,013

Schedule of Contractual Maturities of Short-term Investments

Contractual maturities of short-term investments were as follows (in thousands):

	As of
	January 31, 2022		January 31, 2021
Due in one year or less	$	10,377	$	11,013
Due after one year to two years		1,236		—
Total	$	11,613	$	11,013