Quarterly Results of Operations (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2013

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Information [Table Text Block]

2013 Quarters:		First			Second			Third			Fourth
Net Sales	$	26,052		$	24,166		$	23,982		$	22,744
Gross profit		3,385			2,180			2,779			1,430
Net (loss)		(2,094)	(1)		(3,529)	(1)		(2,470)	(1)		(4,544)	(1)
Net (loss) per share:
Basic	$	(0.15)		$	(0.25)		$	(0.17)		$	(0.32)
Diluted		(0.15)			(0.25)			(0.17)			(0.32)

2012 Quarters:		First		Second			Third			Fourth
Net Sales	$	26,781	$	24,428		$	23,977		$	23,384
Gross profit		3,597		3,078			3,345			2,182
Net (loss) income		(1,563)		36,860	(2)(3)		(1,904)	(3)		(3,008)	(3)
Net (loss) income per share:
Basic	$	(0.11)	$	2.57		$	(0.13)		$	(0.21)
Diluted		(0.11)		2.54			(0.13)			(0.21)