SUPPLEMENTARY CONSOLIDATED BALANCE SHEETS INFORMATION (Tables)

12 Months Ended

Dec. 31, 2014

Supplementary Statement Of Balance Sheet Information [Abstract]

Schedule of other current assets

​	December 31,
​	2014		2013
​	U.S. dollars in thousands
a. Other current assets	​		​
Government institutions	​	1,026	​	856
Prepaid expenses	​	1,948	​	1,260
Deferred taxes	​	605	​	3,025
Other account receivables	​	5,277	​	1,263
Other	​	964	​	621
​	​	9,820	​	7,025

Schedule of property and equipment

b. Property and equipment, net
Computers and electronic equipment	13,848	9,323
Vehicles	617	656
Office furniture and equipment	665	541
Leasehold improvements	3,839	2,928
Equipment	476	356
	19,445	13,804
Less – accumulated depreciation and amortization	10,658	8,107
	8,787	5,697

Schedule of account payable and accrued expenses

​	December 31,
​	2014		2013
​	U.S. dollars in thousands
c. Account payable and accrued expenses	​		​
Account payable	​	12,016	​	7,550
Accrued expenses	​	5,854	​	3,546
​	​	17,870	​	11,096

Schedule of other current Liabilities

d. Other current Liabilities
Institutions	2,215	90
Deferred income	1,303	1,052
Advances from customers	1,180	299
Other	1,041	—
	5,739	1,441