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Income Taxes (Tables)

12 Months Ended

Dec. 31, 2015

Income Taxes [Abstract]

Summary of income (loss) before income taxes by geographically

		2015				2014				2013
Domestic		$	(7,783	)		$	(13,993	)		$	(12,877	)
Foreign			41				(228	)			(94	)
Total		$	(7,742	)		$	(14,221	)		$	(12,971	)

Summary of provision for income taxes

		2015				2014				2013
Current
Federal		$	-			$	-			$	-
State			2				3				2
Foreign			91				10				107
Change in deferred
Federal			(2,466	)			(4,213	)			(3,794	)
Federal valuation allowance			2,466				4,213				3,794
State			(252	)			(460	)			129
State valuation allowance			252				460				(129	)
Foreign			6				64				111
Foreign valuation allowance			(6	)			(64	)			(111	)
Total current		$	93			$	13			$	109

Summary of reconciliation of effective income tax rate and statutory federal income tax rate

		2015				2014				2013
Amounts at statutory tax rates			34	%			34	%			34	%
Foreign losses taxed at different rates			-	%			(1	)%			-
Stock-based compensation			(1	)%			(2	)%			(3	)%
Other			(1	)%			(1	)%			(1	)%
Total			32	%			30	%			30	%
Valuation allowance			(33	)%			(31	)%			(31	)%
Effective tax rate			(1	)%			(1	)%			(1	)%

Summary of significant components of the deferred tax

		2015				2014
Deferred tax assets:
Accruals		$	1,109			$	1,053
Stock compensation			1,352				1,210
Net operating losses			17,190				14,681
Basis difference in fixed assets			7				2
Total deferred tax assets		$	19,658			$	16,946
Valuation allowance			(19,658	)			(16,946	)
Total net deferred tax assets		$	-			$	-

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Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32639-109319

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Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319

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Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319

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Tabular disclosure of income before income tax between domestic and foreign jurisdictions.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(h)(1)(i))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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