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Income Taxes (Tables)

12 Months Ended

Dec. 31, 2012

Income Taxes [Abstract]

Income tax benefit attributable to our loss from operations

		Year ended December 31,
		2012				2011
U.S. federal income tax benefit at statutory rates			(1,512	)		$	(1,877	)
State income tax benefit, net of federal benefit			(130	)			(161	)
Research and experimentation credits			—				(71	)
Settlement of liabilities assumed in the Merger			—				—
Adjustment in tax basis of tangible and intangible assets acquired in the Merger			—				—
Other			196				154
Change in valuation allowance			1,446				1,955
		$	—			$	—

Net deferred tax assets

		Year ended December 31,
		2012				2011
Deferred tax assets:
Current deferred tax assets:
Vacation accrual		$	26			$	21
Total current deferred tax assets			26				21
Valuation allowance			(26	)			(21	)
Net current deferred tax assets		$	—			$	—
Noncurrent deferred tax assets:
Net operating loss carryforwards		$	37,295			$	35,751
Charitable contribution carryforwards			368				406
Research and experimentation credits			687				687
Capitalized intangibles			3,413				3,432
Stock based compensation			416				399
Depreciation and amortization			11				23
Other			25				76
Total noncurrent deferred tax assets			42,215				40,774
Valuation allowance			(42,215	)			(40,774	)
Net noncurrent deferred tax assets		$	—			$	—
Deferred tax liabilities:
Current deferred tax liabilities		$	—			$	—
Noncurrent deferred tax liabilities			—				—
Net deferred tax liabilities		$	—			$	—
Net noncurrent deferred tax assets		$	—			$	—

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- Definition

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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- Definition

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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