Note 15 - Taxes On Income (Details) - Income Tax Reconciliation (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Tax Reconciliation [Abstract]
Income (loss) before taxes on income	$ 761	$ 2,526	$ (8,214)
Theoretical tax at U.S. statutory tax rate (35%)	266	884	(2,875)
State taxes, net of federal benefit	2	2	2
Foreign income taxed at rates other than the U.S. rate (including deferred taxes that were not provided, valuation allowance and current adjustment and interest on uncertain tax position liability)	(5,974)	(3,015)	1,253
Nondeductible equity-based compensation expenses	1,876	1,456	1,744
Current adjustment and interest on uncertain tax position liability in U.S.		(283)	(465)
Valuation allowance in U.S.	989	804	154
Other	1	2	15
	$ (2,841)	$ (150)	$ (172)