NOTE 11 - SHARE-BASED COMPENSATION (Details 2) - Stock option - $ / shares	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Number Of options
Outstanding at beginning of year	376,000	574,000
Granted	25,000	0
Exercised	(346,000)	(130,000)
Cancelled, Expired or Forfeited	(15,000)	(68,000)
Outstanding at end of year	40,000	376,000
Vested or expected to vest at the end of the period	34,460	375,055
Exercisable at end of year	16,563	357,250
Weighted-Average Exercise Price
Outstanding at beginning of year	$ 2.95	$ 2.97
Granted	8.03	0.00
Exercised	2.83	2.38
Cancelled, Expired or Forfeited	6.01	4.25
Outstanding at end of year	6.10	2.95
Vested or expected to vest at the end of the period	5.79	2.96
Exercisable at end of year	$ 3.37	$ 3.00
Weighted-Average Remaining Contractual Life in Years
Outstanding at end of year	3 years 7 months 6 days	1 year 8 months 1 day
Vested or expected to vest at the end of the period	3 years 3 months 14 days	1 year 8 months 1 day
Exercisable at end of year	10 months 28 days	1 year 7 months 13 days