CASH, CASH EQUIVALENTS, MARKETABLE SECURITIES AND INVESTMENTS (Tables)

6 Months Ended

Sep. 30, 2023

Investments, Debt and Equity Securities [Abstract]

Schedule of Marketable Securities

The following is a summary of marketable securities held by NetScout at September 30, 2023, classified as short-term and long-term (in thousands):

	Amortized Cost		Unrealized Losses		Fair Value
Type of security:
U.S. government and municipal obligations	$	16,327	$	(56)	$	16,271
Commercial paper	18,989		—		18,989
Certificates of deposit	7,371		—		7,371
Total short-term marketable securities	42,687		(56)		42,631
U.S. government and municipal obligations	4,007		(48)		3,959
Total long-term marketable securities	4,007		(48)		3,959
Total marketable securities	$	46,694	$	(104)	$	46,590

The following is a summary of marketable securities held by NetScout at March 31, 2023, classified as short-term and long-term (in thousands):

	Amortized Cost		Unrealized Gains (Losses)		Fair Value
Type of security:
U.S. government and municipal obligations	$	8,796	$	(1)	$	8,795
Commercial paper	19,136		—		19,136
Corporate bonds	310		—		310
Certificates of deposit	3,963		—		3,963
Total short-term marketable securities	32,205		(1)		32,204
U.S. government and municipal obligations	8,915		25		8,940
Total long-term marketable securities	8,915		25		8,940
Total marketable securities	$	41,120	$	24	$	41,144

Schedule of Contractual Maturities of Marketable Securities

Contractual maturities of the Company's marketable securities held at September 30, 2023 and March 31, 2023 were as follows (in thousands):

	September 30, 2023		March 31, 2023
Available-for-sale securities:
Due in 1 year or less	$	42,631	$	32,204
Due after 1 year through 5 years	3,959		8,940
	$	46,590	$	41,144