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Share-based payments (Tables)

12 Months Ended

Dec. 31, 2016

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Details of share options activity during the years ended December 31, 2016, 2015 and 2014 were as follows:

	Number of options			Weighted average exercise price per share		Weighted average remaining contractual term		Aggregate intrinsic value
Balance as of January 1, 2015		-		$	-		-	$	-
Additions as a result of the reverse acquisition		407,000		$	9.21
Granted		85,000		$	10.39
Forfeited		(30,000	)	$	7.85
Outstanding as of December 31, 2015		462,000		$	9.52	5.3 years		$	-
Granted		30,000		$	5.04
Forfeited		(40,000	)	$	8.45
Expired		(100,000	)	$	6.02
Outstanding as of December 31, 2016		352,000		$	10.25	4.4 years		$	-
Options vested and expected to vest as of December 31, 2016		352,000		$	10.25	4.4 years		$	-
Options exercisable as of December 31, 2016		283,250		$	10.56	3.3 years		$	-

Unvested Balance of Options

The activity of unvested balance of options is shown below for the years ended December 31, 2016, 2015 and 2014:

	Number of options			Weighted average exercise price per share		Weighted average remaining contractual term
Unvested as of January 1, 2015		-		$	-		-
Additions as a result of the reverse acquisition		63,334		$	6.82
Granted		85,000		$	10.39
Vested		(11,667	)	$	8.10
Forfeited		(10,000	)	$	7.85
Unvested as of December 31, 2015		126,667		$	9.02	8.1 years
Granted		30,000		$	5.04
Vested		(47,917	)	$	7.16
Forfeited		(40,000	)	$	8.45
Unvested as of December 31, 2016		68,750		$	8.91	8.9 years

Schedule of Estimated Grant Date Fair Value of Share Options, Using Black-Scholes Option-Pricing Model

We estimate the fair value of each stock option on the date of grant using a Black-Scholes option-pricing model applying the following assumptions, and amortize the fair value to expense over the option’s vesting period using the straight-line attribution approach for employees and non-employee directors, for the years ended December 31, 2016 and 2015:

	Year Ended December 31,
	2016			2015
Expected term (in years)	4			4
Risk-free interest rate		1.71	%	1.57% - 1.66%
Expected volatility		99.27	%	20.97% - 128.66%
Expected dividend yield		0.00	%		0.00%

Schedule of Restricted Share Units Activity

Details of unvested RSUs activity during the years ended December 31, 2016, 2015 and 2014 were as follows:

	Number of units			Weighted average grant-date fair value
Balance as of September 22, 2014 (inception)		-		$	-
Granted		2,960,000		$	2.00
Unvested as of December 31, 2014		2,960,000		$	2.00
Additions as a result of the reverse acquisition		416,800		$	4.81
Granted ⁽¹⁾		13,890,500		$	9.16
Vested and delivered		(382,300	)	$	5.55
Vested not delivered		(3,085,000	)	$	8.36
Forfeited		(79,000	)	$	5.78
Unvested as of December 31, 2015⁽¹⁾		13,721,000		$	7.78
Granted		1,339,758		$	4.17
Vested and delivered		(1,074,327	)	$	3.28
Withheld as treasury stock ⁽²⁾		(360,235	)	$	1.52
Vested not delivered		(1,022,667	)	$	2.59
Forfeited		(196,500	)	$	7.16
Unvested as of December 31, 2016		12,407,029		$	8.40

Schedule of Share-based Compensation

The share-based compensation expenses for the Company’s share options, RSUs and common stock were allocated to the following accounts in the consolidated financial statements for the years ended December 31, 2016, 2015 and 2014:

	Year Ended December 31,
(In thousands)	2016		2015		2014
Sales and marketing expenses	$	2,340	$	310	$	-
General and administrative expenses		26,909		33,850		23
Discontinued operations		-		456		-
		29,249		34,616		23
Capitalized in intangible assets		1,154		363		-
Total	$	30,403	$	34,979	$	23