Income Taxes (Tables)

12 Months Ended

Dec. 31, 2014

Reconciliation of Income Tax Expense By Applying Federal Income Tax Rate to Loss Before Provision for Income Taxes

A reconciliation of income tax expense to the amount computed by applying the Federal income tax rate to loss before provision for income taxes as of December 31, 2014 and 2013 is as follows:


	2014			2013
Income tax credit at statutory rates	$	(587	)	$	(842	)
Nondeductible expenses		3			2
State income tax, net of federal benefits		(88	)		(127	)
Other		3			4
Increase in valuation allowance		669			963

	$	—		$	—

Deferred Income Taxes

Significant components of our deferred income taxes consist of the following:


	As of December 31,
	2014		2013
Deferred tax assets:
Net operating loss carryforwards	$	31,252	$	30,765
Capital loss carryforwards		—		109
Inventory and other allowances		29		31
Charitable contribution carryforwards		6		5
Excess (tax) book depreciation		601		492
Excess (tax) book amortization		62		62


Share-based compensation		1,326			1,253
Other accrued costs		279			279

Total deferred tax assets		33,555			32,996
Less: Valuation allowance		(33,555	)		(32,996	)

Deferred income taxes	$	—		$	—