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CASH, CASH EQUIVALENTS AND MARKETABLE SECURITIES
 12 Months Ended
Mar. 31, 2023
Cash and Cash Equivalents [Abstract]  
CASH, CASH EQUIVALENTS AND MARKETABLE SECURITIES CASH, CASH EQUIVALENTS AND MARKETABLE SECURITIES
Cash and cash equivalents mainly consisted of U.S government and municipal obligations, commercial paper, corporate bonds, certificate of deposits, money market instruments and cash maintained with various financial institutions at March 31, 2023 and 2022.
Cash, Cash Equivalents and Restricted Cash
The following table provides a reconciliation of cash, cash equivalents and restricted cash reported within the consolidated balance sheets that sum to the total of the same such amounts shown in the consolidated statements of cash flows (in thousands):
March 31, 2023March 31, 2022March 31, 2021March 31, 2020
Cash and cash equivalents$386,794 $636,161 $467,176 $338,489 
Restricted cash— — — 1,748 
     Total cash, cash equivalents and restricted cash$386,794 $636,161 $467,176 $340,237 
The Company's restricted cash includes cash balances which are legally or contractually restricted. The Company's restricted cash is included within prepaid and other current assets and consists of amounts related to holdbacks associated with prior acquisitions.
Marketable Securities
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 paper19,136 — 19,136 
Corporate bonds310 — 310 
Certificate of deposits3,963 — 3,963 
Total short-term marketable securities32,205 (1)32,204 
U.S. government and municipal obligations8,915 25 8,940 
Total long-term marketable securities8,915 25 8,940 
Total marketable securities$41,120 $24 $41,144 
 
The following is a summary of marketable securities held by NetScout at March 31, 2022, classified as short-term and long-term (in thousands):
Amortized
Cost		Unrealized
Losses		Fair
Value
Type of security:
U.S. government and municipal obligations$40,895 $(32)$40,863 
Commercial paper23,353 — 23,353 
Corporate bonds823 (2)821 
Certificates of deposit2,000 — 2,000 
Total short-term marketable securities67,071 (34)67,037 
Total long-term marketable securities— — — 
Total marketable securities$67,071 $(34)$67,037 
Contractual maturities of the Company's marketable securities held at March 31, 2023 and 2022 (in thousands) were as follows:
March 31,
2023		March 31,
2022
Available-for-sale securities:
Due in 1 year or less$32,204 $67,037 
Due after 1 year through 5 years8,940 — 
$41,144 $67,037