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Shareholders' Equity (Tables)

12 Months Ended

Dec. 31, 2017

Shareholders' Equity [Abstract]

Schedule of Company's stock options plans

			Number of options				Weighted average exercise price				Weighted average remaining contractual term (in years)				Aggregate intrinsic value
	Outstanding as of January 1, 2017			624,437				10.47				3.55			$	4,576
	Granted			179,002				19.48
	Exercised			(109,487	)			8.13
	Expired and forfeited			(14,400	)			11.29
	Outstanding as of  December 31, 2017			679,552				13.20				3.35			$	4,517
	Vested and expected to vest at December 31, 2017			679,552				13.20				3.35			$	4,517
	Exercisable as of December 31, 2017			254,850				10.31				2.35			$	2,431

Schedule of stock options under 2013 share option plan

			Options outstanding at December 31, 2017												Options exercisable at December 31, 2017
	Exercise price		Number outstanding				Weighted average exercise price				Weighted average remaining contractual life				Number exercisable				Weighted average exercise price				Weighted average remaining contractual life
	$						$				In years								$				In years
	2.71-3.90			25,000				3.21				0.95				25,000				3.21				0.95
	5.35-8.60			47,800				6.87				1.58				47,800				6.87				1.58
	10.49 – 14.52			427,750				11.87				3.15				182,050				12.19				2.74
	18.90-19.85			179,002				19.48				4.62				-				-				-
				679,552												254,850

Schedule of RSUs under the Company's 2013 share option plan

			Number of RSUs				Weighted average remaining contractual term (in years)				Aggregate intrinsic value
	Outstanding as of January 1, 2017			193,150				2.02			$	3,438
	Granted			105,428
	Vested			(52,724	)
	Cancelled			(5,800	)
	Outstanding as of December 31, 2017			240,054				1.74			$	4,765
	Vested and expected to vest as of December 31, 2017			240,054				1.74			$	4,765

Summary of departmental allocation of share-based compensation charge

			Year ended December 31,
			2017(*)				2016(*)				2015(*)
	Cost of revenues		$	189			$	118			$	33
	Research and development, net			473				625				529
	Sales and marketing, net			499				199				380
	General and administrative			1,055				1,529				467
			$	2,216			$	2,471			$	1,409

(*) Including $1,335, $1,331 and $342 of compensation cost related to RSUs for the year ended December 31, 2017, 2016 and 2015, respectively.

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- 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.

+ References

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-Publisher FASB
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- Definition

Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year.

+ References

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Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms.

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Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

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