Acquisition (Schedule Of Pro Forma Information) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2011
Acquisition [Abstract]
Net sales	$ 16,266	$ 27,974
Net loss	$ (13,679)	$ (20,861)
Net loss per common share, basic and diluted	$ (0.06)	$ (0.09)
Shares outstanding, basic and diluted	214,316	211,808