TAXES ON INCOME (Tables)

12 Months Ended

Dec. 31, 2017

Income Tax Disclosure [Abstract]

Taxes on Income Comprised

c. Taxes on income comprised of:

	Year ended December 31,
	2015			2016			2017
Domestic taxes:
Current	$	115		$	6		$	(227	)
Deferred		—			—			—
Foreign taxes:
Current		2,212			3,932			3,473
Deferred		(1,213	)		(613	)		(1,375	)
	$	1,114		$	3,325		$	1,871
Income (loss) before taxes on income:
Domestic	$	(3,360	)	$	(3,488	)	$	(5,946	)
Foreign		10,741			19,913			24,845
	$	7,381		$	16,425		$	18,899

Reconciliation Between Company's Effective Tax Rate and U.S. Statutory Rate

d. Reconciliation between the Company’s effective tax rate and the U.S. statutory rate:

	Year ended December 31,
	2015			2016			2017
Income before taxes on income	$	7,381		$	16,425		$	18,899
Theoretical tax at U.S. statutory rate		2,510			5,585			6,426
Foreign income taxes at rates other than U.S. rate		(958	)		(1,831	)		(2,304	)
Approved and benefited enterprises benefits (*)		(1,653	)		(2,767	)		(2,698	)
Subpart F		434			538			737
Non-deductible items		349			682			294
Non-taxable items		(481	)		(505	)		(529	)
Changes in uncertain tax position		—			505			(1,757	)
Stock-based compensation expense		—			—			(1,503	)
Deemed mandatory repatriation		—			—			1,916
Changes in valuation allowance		839			1,212			2,076
Other, net		74			(94	)		(787	)
Taxes on income	$	1,114		$	3,325		$	1,871
(*) Basic and diluted earnings per share amounts of the benefit resulting from the “Approved Enterprise” and “Benefited Enterprise” status	$	0.08		$	0.13		$	0.12

Deferred Taxes on Income

e. Deferred taxes on income:

Significant components of the Company’s deferred tax assets are as follows:

	As at December 31,
	2016			2017
Deferred tax assets
Operating loss carryforward	$	9,638		$	13,069
Accrued expenses and deferred revenues		1,128			1,057
Temporary differences related to R&D expenses		1,435			2,118
Equity-based compensation		2,685			1,956
Tax credit carry forward		1,237			1,866
Other		562			476
Total gross deferred tax assets		16,685			20,542
Valuation allowance		(13,780	)		(16,590	)
Net deferred tax assets	$	2,905		$	3,952
Deferred tax liabilities
Intangible assets	$	621		$	275
Other		32			34
Total deferred tax liabilities	$	653		$	309
Net deferred tax assets (*)	$	2,252		$	3,643

(*) Net deferred taxes for the years ended December 31, 2016 and 2017 are all from foreign jurisdictions.

Reconciliation of Beginning and Ending Amount of Gross Unrecognized Tax Benefits

f. Uncertain tax positions

A reconciliation of the beginning and ending amount of gross unrecognized tax benefits based on the provisions of FASB ASC No. 740 is as follows:

	Year ended December 31,
	2016		2017
Beginning of year	$	3,076	$	3,784
Additions for current year tax positions		232		1,188
Additions for prior year’s tax positions		476		255
Decrease as a result of the completion of a tax audit for prior years		—		(3,003	)
Balance at December 31	$	3,784	$	2,224