Note 3 - Accrued Liabilities (Detail) - Accrued Liabilities (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Reserve for uncertain tax position	$ 820	$ 784
Inventory receipts	48	227
Legal	16	45
Provision for restructuring	162
Accrued other	103	175
Total accrued liabilites	$ 1,149	$ 1,231