SHAREHOLDERS' EQUITY (Tables)

12 Months Ended

Dec. 31, 2015

SHAREHOLDERS' EQUITY [Abstract]

Schedule of Share Option Activity

	2015					2014					2013
	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		7,537,219		$	6.37		8,066,749		$	6.31		4,351,487		$	15.21
Granted		100,000			16.92		746,431			5.81		5,402,961			4.54
Exercised		(1,620,056	)		4.94		(762,607	)		4.36		(23,932	)		4.35
Terminated		(26,777	)		22.28		(30,901	)		35.40		(4,273	)		52.79
Forfeited		(112,116	)		8.30		(482,453	)		5.86		(1,659,494	)		23.76
Outstanding as of end of year		5,878,270			6.84		7,537,219			6.37		8,066,749			6.31
Options exercisable as of end of year		2,606,704		$	8.93		1,834,281		$	11.54		2,419,180		$	9.03

Schedule of Restricted Shares Units Activity

	2015
	Number of RSU	Weighted Average Fair Value
Outstanding as of beginning of year	--	$--
Granted	783,700	15.11
Exercised	--	--
Forfeited	(10,500)	15.15
Outstanding as of end of year	773,200	15.11
RSU exercisable as of end of year	--	$--

Schedule of Information about Share Options Outstanding

Outstanding as of December 31, 2015						Exercisable as of December 31, 2015
Range of exercise prices		Number outstanding		Weighted average remaining contractual life (in years)		Weighted average exercise price		Number exercisable		Weighted average exercise price
$	4.35-13.20		5,046,147		4.18	$	4.78		1,864,581	$	4.69
	15.90-20.85		486,112		3.15		16.87		396,112		16.86
$	21.00-28.20		346,011		1.45	$	22.71		346,011	$	22.71
			5,878,270						2,606,704

Schedule of Intrinsic and Fair Values for Options Exercised

	Year ended December 31,
	2015		2014		2013
The intrinsic value of options exercised	$	15,374	$	3,680	$	42
The original fair value of options exercised	$	3,721	$	2,661	$	158

Schedule of Stock-Based Compensation Expense in Statement of Operations

	Year ended December 31,
	2015		2014		2013
Component of income before provision for income taxes:
Cost of goods	$	2,214	$	753	$	597
Research and development, net		1,905		1,034		527
Selling, general and administrative		3,421		2,897		1,658
Stock-based compensation expense	$	7,540	$	4,684	$	2,782

Schedule of Fair Value of Options Granted

	2015	2014	2013
Risk-free interest rate	1.2%-1.4%	1.3%-1.8%	0.8%-1.8%
Expected life of options	4.75 years	4.75 years	4.75 years
Expected annual volatility	47%	47%-57%	51%-65%
Expected dividend yield	none	none	none