CASH, CASH EQUIVALENTS, AND SHORT-TERM INVESTMENTS

6 Months Ended

Jul. 31, 2021

Cash, Cash Equivalents, and Short-term Investments [Abstract]

CASH, CASH EQUIVALENTS, AND SHORT-TERM INVESTMENTS

The following tables summarize our cash, cash equivalents, and short-term investments as of July 31, 2021 and January 31, 2021:


	July 31, 2021
(in thousands)	Cost Basis		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value
Cash and cash equivalents:
Cash and bank time deposits	$	208,412	$	—	$	—	$	208,412
Money market funds	112,027		—		—		112,027
Total cash and cash equivalents	$	320,439	$	—	$	—	$	320,439

Short-term investments:
Bank time deposits	$	666	$	—	$	—	$	666
Total short-term investments	$	666	$	—	$	—	$	666


	January 31, 2021
(in thousands)	Cost Basis		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value
Cash and cash equivalents:
Cash and bank time deposits	$	243,183	$	—	$	—	$	243,183
Money market funds	342,090		—		—		342,090
Total cash and cash equivalents	$	585,273	$	—	$	—	$	585,273

Short-term investments:
Bank time deposits	$	46,300	$	—	$	—	$	46,300
Total short-term investments	$	46,300	$	—	$	—	$	46,300

Bank time deposits which are reported within short-term investments consist of deposits held outside of the U.S. with maturities of greater than 90 days, or without specified maturity dates which we intend to hold for periods in excess of 90 days. All other bank deposits are included within cash and cash equivalents.

During the six months ended July 31, 2021 and 2020, proceeds from maturities and sales of short-term investments were $45.6 million and $9.0 million, respectively.