SHAREHOLDERS' EQUITY (Tables)

12 Months Ended

Dec. 31, 2015

SHAREHOLDERS' EQUITY [Abstract]

Schedule of Stock Option Activity

Year ended December 31, 2015
	Number of options (thousands)			Weighted average exercise price (per share)		Weighted- average remaining contractual term (in years)		Aggregate intrinsic value (1)
Outstanding at beginning of year		1,889		$	6.53		3.97	$	8,148
Granted		546			12.64
Exercised		(415	)		2.78
Forfeited		(45	)		9.03
Outstanding at end of year		1,975		$	8.95		3.98	$	5,118
Exercisable at end of year		964		$	6.73		3.07	$	4,299
Vested and expected to vest at end of year		1,882		$	8.83		3.92	$	5,062

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

		Outstanding						Exercisable
Exercise price		Number outstanding (thousands)		Weighted average remaining contractual  life (years)		Weighted average exercise  price		Number exercisable (thousands)		Weighted average remaining contractual life (years)		Weighted average exercise price
$						$						$
$	1.48 - $5.85		477		1.8		2.95		455		1.72		2.81
$	7.29-$9.87		477		4.49		8.73		214		4.28		8.79
$	10.03 - $11.38		653		4.57		11.01		266		4.22		10.99
$	12.42 - $14.68		368		5.09		13.37		29		4.68		13.93
			1,975		3.98	$	8.95		964		3.07	$	6.73

Schedule of RSU Activity

	Number of RSUs (thousands)			Weighted average grant-date fair value
Outstanding at January 1, 2015		-		$	-
Granted		227			14.68
Vested		-
Forfeited		(2	)		14.68
Outstanding as of December 31, 2015		225		$	14.68

Schedule of Stock-Based Compensation Expense

	Year ended December 31,
	2015		2014		2013
Research and development	$	766	$	440	$	237
Selling and marketing		1,540		636		325
General and administrative		721		413		184
Total share-based compensation	$	3,027	$	1,489	$	746