Income Taxes (Significant Components Of The Company's Deferred Tax Assets And Liabilities) (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Deferred Tax Assets:
Net Operating Loss Carryforwards	$ 30,288	$ 29,421
Non-cash compensation	1,043	809
Writedown of intangibles	63	63
Provision for inventory adjustment	0	412
Provision for fixed asset impairment	0	286
Accrued Liabilities	71	11
Total Deferred Tax Assets	31,465	31,002
Deferred Tax Liabilities:
Total Deferred Tax Liabilities	0	0
Net Deferred Tax Asset	31,465	31,002
Valuation Allowance	(31,465)	(31,002)
Net Deferred Tax Asset	$ 0	$ 0