SHAREHOLDERS' EQUITY (Tables)

12 Months Ended

Dec. 31, 2014

SHAREHOLDERS' EQUITY [Abstract]

Schedule of Stock Option Activity

	Year ended
	December 31, 2014
	Number			Weighted			Aggregate
	of options			average exercise			intrinsic value
	(thousands)			price (per share)			(1)
Outstanding at beginning of year		1,715		$	3.47		$	11,809
Granted		810			10.11
Exercised		(540	)		(1.57	)
Forfeited		(96	)		(9.97	)
Outstanding at end of year	$	1,889		$	6.53		$	8,148
Vested and expected to vest at end of year	$	1,792		$	6.36		$	8,027
Exercisable at end of year	$	897		$	3.22		$	6,757

(1)
Calculation of aggregate intrinsic value for options outstanding and exercisable is based on the share price of the Company's ordinary shares as of December 31, 2014 which was $10.75 per share.

Schedule of Shares Authorized Under Stock Option Plans, by Exercise Price Range

		Outstanding						Exercisable
				Weighted average						Weighted average
				remaining contractual		Weighted average				remaining contractual		Weighted average
		Number outstanding		life		exercise		Number exercisable		life		exercise
Exercise price		(thousands)		(years)		price		(thousands)		(years)		price
$						$						$
$	0.48 - $1.52		237		0.85		1.16		237		0.85		1.16
$	2.00 - $3.44		556		2.69		2.86		538		2.67		2.85
$	5.68 - $7.81		205		5.34		6.87		15		4.30		6.03
$	8.04 - $9.87		378		5.30		9.14		74		4.41		8.72
$	10.03 - $11.32		513		5.28		10.95		33		4.92		10.37
			1,889		3.97	$	6.53		897		2.44	$	3.22

Schedule of Stock-Based Compensation Expense

	Year ended December 31,
	2014		2013		2012
Research and development	$	440	$	237	$	306
Selling and marketing		636		325		241
General and administrative		413		184		189
Total stock-based compensation		1,489		746		736