Note 3 - Derivative Financial Instruments (Details) - Gains (losses) on Derivative Instruments (USD $) In Thousands, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013		Sep. 30, 2014		Sep. 30, 2013
Note 3 - Derivative Financial Instruments (Details) - Gains (losses) on Derivative Instruments [Line Items]
Losses recognized in AOCI–effective portion	$ (283)		$ (72)		$ 120		$ (741)
Other Income [Member]
Note 3 - Derivative Financial Instruments (Details) - Gains (losses) on Derivative Instruments [Line Items]
Gain (losses) recognized-ineffective portion and amount excluded from effectiveness testing(2)	122	[1]	(175)	[1]	61	[1]	(125)	[1]
Foreign Exchange Forward [Member]
Note 3 - Derivative Financial Instruments (Details) - Gains (losses) on Derivative Instruments [Line Items]
Gain (losses) reclassified from AOCI into net loss-effective portion(1)	$ 21	[2]	$ (198)	[2]	$ (172)	[2]	$ (232)	[2]

[1] Included in other income (expense), net.

[2] Derivatives in Cash Flow Hedging Relationship - Foreign currency forward contracts (in thousands)