Income Taxes (Tables)

12 Months Ended

Dec. 31, 2012

Components of Income Tax Provision (Benefit) [Abstract]

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

The reconciliation between the amount computed by applying the United States federal statutory tax rate of 34% to pretax income (loss) and the actual benefit (provision) for income taxes follows:

(in thousands)	2012			2011
Income tax benefit – continuing operations at statutory rate	$	2,289		$	1,258
Increase in valuation allowance related to income tax expense	(461		)	(600		)
State income tax benefit	211			363
Permanent differences	(88		)	(131		)
Income tax benefit – continuing operations	1,951			890
Income tax provision – discontinued operations at statutory rate	(1,656		)	(777		)
State income taxes – discontinued operations	(292		)	(137		)
Income tax provision – discontinued operations	(1,948		)	(914		)
Total income tax benefit (provision)	$	3		$	(24	)

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

The tax effects of temporary differences that give rise to significant portions of deferred tax assets and deferred tax liabilities are as follows:

(in thousands)	2012			2011
Deferred tax assets:
Accruals	$	1,992		$	2,028
Inventories	365			377
Net operating loss carryforwards	4,705			4,822
General business credit carryforwards	403			404
Alternative minimum tax credit carryforwards	268			268
Foreign tax credit	38			38
Total gross deferred tax assets	7,771			7,937
Prepaid expenses	(251		)	(294		)
Depreciation	130			(440		)
Amortization	(79		)	(131		)
Total gross deferred tax liabilities	(200		)	(865		)
Valuation allowance	(7,571		)	(7,072		)
Net deferred tax assets	$	—		$	—