Income Taxes (Tables)

12 Months Ended

Dec. 31, 2018

Income Tax Disclosure [Abstract]

Schedule of income before income taxes from continuing operations and the provision for income taxes

For the years ended December 31, 2018, and 2017, the following table summarizes the components of income before income taxes from continuing operations and the provision for income taxes:

	Year Ended December 31,
	2018			2017
Loss from continuing operations before income tax:
U.S.	$	(1,739	)	$	(16,261	)
Israel		(62	)		(453	)
UK		(113	)		(219	)
Loss from continuing operations before income taxes	$	(1,914	)	$	(16,933	)
Income tax expense (benefit):
United States - Federal tax:
Current	$	—		$	—
Deferred		—			—
United States - State tax:
Current		—			—
Deferred:		—			—
Israel:
Current		—			—
Deferred					—
UK:
Current		—			—
Deferred		—			—
Income tax expense (benefit)	$	—		$	—

Schedule of reconciles the federal statutory income tax rate to the effective income tax rate

For the years ended December 31, 2018 and 2017, the following table reconciles the federal statutory income tax rate to the effective income tax rate:

	Year Ended December 31,
	2018			2017
Federal Tax rate		21	%		34	%
Federal tax benefit at federal tax rate	$	(464	)	$	(5,758	)
State and local income tax, net of Federal benefit		171			(271	)
Foreign rate differential		(3	)		519
Increase in taxes from permanent differences in stock-based compensation		—			333
Return to provision and other adjustments		289			289
Federal Tax reform		(176	)		17,260
Change in valuation allowance		183			(12,372	)
Income tax expense (benefit)	$	—		$	—

Schedule of deferred income tax assets and (liabilities)

The following table summarizes the components of deferred income tax assets and (liabilities):

	December 31,
	2018			2017
Loss carryforwards	$	30,559		$	30,072
AMT credits		112			112
Foreign tax credits		12,308			12,308
Accrued employment expenses		31			11
Amortization and write-offs		875			875
Capitalized R&D costs		1,013			1,013
Depreciation		635			635
Tax on undistributed earnings		(517	)		(517	)
Other accruals and reserves		1,730			1,215
Gross deferred tax asset		46,746			45,725
Less: valuation allowance		(46,746	)		(45,725	)
Net deferred tax asset	$	—		$	—
Among other non-current liabilities	$	—		$	—

Schedule of reconciliation of unrecognized tax benefits

Reconciliation of the beginning and ending amount of unrecognized tax benefits is as follows:

Balance at December 31, 2016	$	1,921
Additions / Settlements due 2017		—
Balance at December 31, 2017	$	1,921
Additions / Settlements due 2018		(311	)
Balance at December 31, 2018	$	1,610