Note 5 - Income Taxes (Details) - Effective Income Tax Rate Reconcilliation (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Effective Income Tax Rate Reconcilliation [Abstract]
Income tax benefit at statutory rate	$ (1,465)	$ (903)	$ (1,283)
State provision	28	4	2
French permanent items		117	(84)
Foreign income inclusion	1	(7)	(5)
Adjustment to deferred tax assets	32	40	(66)
Other	(2)	10	(11)
Change in valuation allowance	1,444	785	1,459
Income tax provision	$ 38	$ 46	$ 12