Income Taxes (Tables)

12 Months Ended

Dec. 31, 2013

Income Tax Disclosure [Abstract]

Reconciliation of Federal Statutory Income Tax Rate and Effective Income Tax Rate

A reconciliation of the federal statutory income tax rate and the effective income tax rate is as follows for the years ended December 31:

	December 31,
	2013 (%)			2012 (%)			2011 (%)
Federal statutory rate		34.0			34.0			34.0
Change in valuation allowance		(2.5	)		(4.9	)		(0.2	)
State income taxes, net of federal effect		5.8			5.8			5.8
Research and development credits		4.3			1.5			4.2
Removal of net operating loss and other credits		(39.5	)		(36.4	)		(43.9	)
Other		(2.1	)		(0.0	)		0.1
Effective income tax rate		0.0			0.0			0.0

Summary of Significant Components of Deferred Tax Assets

Significant components of the Company’s deferred tax assets at December 31, 2013 and 2012 are as follows:

	December 31,
	2013			2012
Deferred tax assets:
Acquired technology	$	147,000		$	164,000
Other, net		290,000			203,000
Total deferred tax assets		437,000			367,000
Less valuation allowance		(437,000	)		(367,000	)
Net deferred tax assets	$	—		$	—