CASH, CASH EQUIVALENTS AND MARKETABLE SECURITIES

12 Months Ended

Mar. 31, 2016

Cash and Cash Equivalents [Abstract]

CASH, CASH EQUIVALENTS AND MARKETABLE SECURITIES

CASH, CASH EQUIVALENTS AND MARKETABLE SECURITIES

Cash and cash equivalents consisted of money market instruments and cash maintained with various financial institutions at March 31, 2016 and 2015.

The following is a summary of marketable securities held by NetScout at March 31, 2016 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	$	109,963	$	4	$	109,967
Commercial paper	16,172		—		16,172
Corporate bonds	1,864		—		1,864
Total short-term marketable securities	127,999		4		128,003
U.S. government and municipal obligations	13,349		12		13,361
Corporate bonds	—		—		—
Total long-term marketable securities	13,349		12		13,361
Total marketable securities	$	141,348	$	16	$	141,364

The following is a summary of marketable securities held by NetScout at March 31, 2015, 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	$	88,651	$	3		$	88,654
Commercial paper	5,093		2			5,095
Corporate bonds	7,644		(1		)	7,643
Total short-term marketable securities	101,388		4			101,392
U.S. government and municipal obligations	56,683		8			56,691
Corporate bonds	1,880		1			1,881
Total long-term marketable securities	58,563		9			58,572
Total marketable securities	$	159,951	$	13		$	159,964

Contractual maturities of the Company’s marketable securities held at March 31, 2016 and March 31, 2015 were as follows (in thousands):

	March 31, 2016		March 31, 2015
Available-for-sale securities:
Due in 1 year or less	$	128,003	$	101,392
Due after 1 year through 5 years	13,361		58,572
	$	141,364	$	159,964