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SHAREHOLDERS' EQUITY (Tables)

12 Months Ended

Dec. 31, 2014

SHAREHOLDERS' EQUITY [Abstract]

Schedule of Share Option Activity

		2014								2013								2012
		Number of share options				Weighted average exercise price				Number of share options				Weighted average exercise price				Number      of share         options				Weighted average exercise price
Outstanding as of beginning of year			8,066,749			$	6.31				4,351,487			$	15.21				4,483,793			$	14.97
Granted			746,431				5.81				5,402,961				4.54				30,336				12.64
Exercised			(762,607	)			4.36				(23,932	)			4.35				(125,260	)			4.36
Terminated			(30,901	)			35.40				(4,273	)			52.79				(411	)			63.57
Forfeited			(482,453	)			5.86				(1,659,494	)			23.76				(36,971	)			20.23
Outstanding as of end of year			7,537,219				6.37				8,066,749				6.31				4,351,487				15.21
Options exercisable as of end of year			1,834,281			$	11.54				2,419,180			$	9.03				3,553,662			$	14.28

Schedule of Information about Share Options Outstanding

Outstanding as of December 31, 2014												Exercisable as of December 31, 2014
Range of exercise Prices				Number outstanding				Weighted average remaining contractual life (in years)				Weighted average exercise price				Number exercisable				Weighted average exercise price
$	3.15				10,000				5.25			$	3.15				10,000			$	3.15
	4.35-13.20				6,733,734				5.27				4.81				1,030,796				5.39
	15.90-20.85				418,202				3.34				16.85				418,202				16.85
$	21.00-32.25				375,283				2.37			$	22.76				375,283			$	22.76
					7,537,219												1,834,281

Schedule of Intrinsic and Fair Values for Options Exercised

			Year Ended December 31,
			2014				2013				2012
	The intrinsic value of options exercised		$	3,680			$	42			$	927
	The original fair value of options exercised		$	2,661			$	158			$	819

Schedule of Stock-Based Compensation Expense in Statement of Operations

			Year Ended December 31,
			2014				2013				2012
	Component of income before provision for income taxes:
	Cost of revenue		$	753			$	597			$	902
	Research and development, net			1,034				527				714
	Selling, general and administrative			2,897				1,658				4,121
	Stock-based compensation expense		$	4,684			$	2,782			$	5,737

Schedule of Fair Value of Options Granted

			2014			2013			2012
	Risk-free interest rate		1.3%-1.8%			0.8%-1.8%			0.6%-1.0%
	Expected life of options		4.75 years			4.75 years			4.75 years
	Expected annual volatility		47%-57%			51%-65%			52%-55%
	Expected dividend yield		None			None			None

X

- Definition

Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed.

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