Valuation and Qualifying Accounts and Reserves

12 Months Ended

Dec. 31, 2012

Valuation and Qualifying Accounts [Abstract]

Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]

Valuation and Qualifying Accounts and Reserves

Years Ended December 31, 2012, 2011 and 2010

(in thousands)

Description	Beginning Balance			Charged to Costs and Expenses			Reversals		Utilizations			Ending Balance
Allowance for doubtful accounts:
2012	$	85		$	219		$	—	$	(162	)	$	142
2011	$	141		$	665		$	—	$	(721	)	$	85
2010	$	22		$	282		$	—	$	(163	)	$	141
Valuation allowance for deferred tax assets:
2012	$	(668	)	$	(237	)	$	—	$	—		$	(905	)
2011	$	(159	)	$	(509	)	$	—	$	—		$	(668	)
2010	$	—		$	(159	)	$	—	$	—		$	(159	)

Note: Additions to the allowance for doubtful accounts are charged to expense.