MARKETABLE SECURITIES

12 Months Ended

Dec. 31, 2014

NOTE 3:- MARKETABLE SECURITIES

Marketable securities with contractual maturities of up to one year are as follows:


	December 31,
	2014									2013
	Amortized cost		Gross unrealized gains		Gross unrealized losses			Fair value		Amortized cost		Gross unrealized gains		Gross unrealized losses			Fair value
Government and corporate debentures - fixed interest rate	$	882,051	$	3,433	$	(141	)	$	885,343	$	593,218	$	2,987	$	(16	)	$	596,189
Government-sponsored enterprises debentures		154,619		183		(5	)		154,797		93,900		400		—			94,300
Government and corporate debentures - floating interest rate		3,001		8		—			3,009		67,794		99		—			67,893

	$	1,039,671	$	3,624	$	(146	)	$	1,043,149	$	754,912	$	3,486	$	(16	)	$	758,382

Marketable securities with contractual maturities of over one year through five years are as follows:


	December 31,
	2014									2013
	Amortized cost		Gross unrealized gains		Gross unrealized losses			Fair value		Amortized cost		Gross unrealized gains		Gross unrealized losses			Fair value
Government and corporate debentures - fixed interest rate	$	1,916,756	$	2,905	$	(4,519	)	$	1,915,142	$	1,969,514	$	6,554	$	(7,158	)	$	1,968,910
Government-sponsored enterprises		390,468		256		(990	)		389,734		441,719		707		(1,311	)		441,115
Government and corporate debentures - floating interest rate		65,512		102		(19	)		65,595		52,969		163		(47	)		53,085

	$	2,372,736	$	3,263	$	(5,528	)	$	2,370,471	$	2,464,202	$	7,424	$	(8,516	)	$	2,463,110

Investments with continuous unrealized losses for less than 12 months and 12 months or greater and their related fair values were as follows:


	December 31, 2014
	Investments with continuous unrealized losses for less than 12 months					Investments with continuous unrealized losses for 12 months or greater					Total Investments with continuous unrealized losses
	Fair value		Unrealized losses			Fair value		Unrealized losses			Fair value		Unrealized losses
Government and corporate debentures - fixed interest rate	$	1,199,879	$	(2,994	)	$	257,258	$	(1,666	)	$	1,457,137	$	(4,660	)
Government-sponsored enterprises		177,953		(487	)		89,350		(508	)		267,303		(995	)
Government and corporate debentures - floating interest rate		17,102		(14	)		5,003		(5	)		22,105		(19	)

	$	1,394,934	$	(3,495	)	$	351,611	$	(2,179	)	$	1,746,545	$	(5,674	)


	December 31, 2013
	Investments with continuous unrealized losses for less than 12 months					Investments with continuous unrealized losses for 12 months or greater					Total Investments with continuous unrealized losses
	Fair value		Unrealized losses			Fair value		Unrealized losses			Fair value		Unrealized losses
Government and corporate debentures - fixed interest rate	$	944,769	$	(5,762	)	$	97,770	$	(1,410	)	$	1,042,539	$	(7,172	)
Government-sponsored enterprises		214,719		(1,104	)		19,811		(208	)		234,530		(1,312	)
Government and corporate debentures - floating interest rate		19,511		(48	)		1,000		—			20,511		(48	)

	$	1,178,999	$	(6,914	)	$	118,581	$	(1,618	)	$	1,297,580	$	(8,532	)

- Definition

Tabular disclosure of marketable securities. This may consist of investments in certain debt and equity securities, short-term investments and other assets.

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