Note 6 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2012

Income Tax Expense (Benefit), Continuing Operations, by Jurisdiction [Table Text Block]

	Year ended December 31,
	2012		2011		2010
United States tax provision	$	7	$	7	$	-
Foreign tax provision (benefit)		5		210		(637	)
Total income tax provision (benefit)	$	12	$	217	$	(637	)

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

	Year ended December 31,
	2012			2011
Current deferred tax assets:
Inventories	$	283		$	264
Accounts receivable		6			6
Deferred revenue		130			57
Other accruals		432			287
Total current deferred tax assets	$	851		$	614
Noncurrent deferred tax assets:
Depreciation	$	295		$	229
Other		397			251
Net operating loss carryforwards		15,872			14,862
Total noncurrent deferred tax assets	$	16,564		$	15,342
Valuation allowance for deferred tax assets		(17,415	)		(15,956	)
Deferred tax assets, net of valuation allowance	$	-		$	-

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

	Year ended December 31,
	2012			2011			2010
Income tax benefit at statutory rate	$	(1,283	)	$	(98	)	$	(3,079	)
Benefit for French research and development tax credit		-			-			(1,125	)
State provision		2			15			-
French permanent items		(84	)		81			118
Foreign income inclusion		(5	)		100			-
Adjustment to deferred tax assets		(66	)		(38	)		(169	)
Other		(11	)		(2	)		5
Change in valuation allowance		1,459			159			3,613
Income tax provision (benefit)	$	12		$	217		$	(637	)

Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]

	Unrecognized Tax Benefit
Balance as of January 1, 2011	$	720
Additions based on tax positions - previous years		185
Reductions as a result of lapse of statute limitations		(103	)
Effect of exchange rate changes		(18	)
Balance as of December 31, 2011	$	784
Additions based on tax positions - previous years	$	22
Reductions as a result of lapse of statute limitations		-
Effect of exchange rate changes		14
Balance as of December 31, 2012	$	820