NOTE 2: MARKETABLE SECURITIES

The following is a summary of available-for-sale marketable securities at December 31, 2013 and 2014:


	As at December 31, 2014
	Amortized cost		Gross unrealized gains		Gross unrealized losses			Fair value
Available-for-sale – matures within one year:
Corporate bonds	$	5,443	$	—	$	(46	)	$	5,397

		5,443		—		(46	)		5,397
Available-for-sale – matures after one year through three years:
Certificate of deposits		1,975		—		—			1,975
Corporate bonds		40,835		9		(383	)		40,461

		42,810		9		(383	)		42,436
Total	$	48,253	$	9	$	(429	)	$	47,833


	As at December 31, 2013
	Amortized cost		Gross unrealized gains		Gross unrealized losses			Fair value
Available-for-sale – matures within one year:
Corporate bonds	$	2,852	$	6	$	(3	)	$	2,855
Available-for-sale – matures after one year through three years:
Corporate bonds		65,702		134		(227	)		65,609

Total	$	68,554	$	140	$	(230	)	$	68,464

The following table presents gross unrealized losses and fair values for those investments that were in an unrealized loss position as of December 31, 2013 and 2014, and the length of time that those investments have been in a continuous loss position:


	Less than 12 months					12 months or greater
	Fair Value		Gross unrealized loss			Fair Value		Gross unrealized loss
As of December 31, 2014	$	34,152	$	(313	)	$	9,469	$	(116	)
As of December 31, 2013	$	28,535	$	(208	)	$	4,278	$	(22	)

As of December 31, 2013 and 2014, management believes the impairments are not other than temporary and therefore the impairment losses were recorded in accumulated other comprehensive income (loss). The Company has no intent to sell these securities and it is more likely than not that the Company will not be required to sell these securities prior to the recovery of the entire amortized cost basis.

The following table presents gross realized gain and gross realized loss from sale of available-for-sale marketable securities:


	Year ended December 31,
	2012			2013			2014
Gross realized gain from sale of available-for-sale marketable securities	$	301		$	400		$	99
Gross realized loss from sale of available-for-sale marketable securities	$	(117	)	$	(21	)	$	(93	)