SHAREHOLDERS' EQUITY (Tables)

6 Months Ended

Jun. 30, 2019

Employee and director [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of Stock Option Activity

A summary of employee and director option balances under the 2008 Plan as of June 30, 2019 and changes during the year then ended are as follows:

	Number of options			Weighted-average exercise price		Weighted- average remaining contractual term (in years)		Aggregate intrinsic value (in thousands)
Outstanding at January 1, 2019		2,883,410		$	5.6
Granted		912,500		$	9.5
Exercised		(557,810	)	$	5.1
Forfeited		(91,250	)	$	7.1
Outstanding at June 30, 2019		3,146,850		$	6.7		4.2	$	6,384
Exercisable at June 30, 2019		965,059		$	4.6		2.7	$	3,712