Note 15 - Restructuring, Severance and Related Charges (Details) - USD ($) $ in Thousands		3 Months Ended	9 Months Ended
		Sep. 30, 2015	Sep. 30, 2015	Sep. 30, 2014
Employee Severance [Member]
Restructuring Charges			$ 2,160
Severance pay and benefits (1)			(266)
Severance pay and benefits (1)			(538)
Severance pay and benefits (1)		$ 1,356	1,356
Facility Closing [Member]
Restructuring Charges			733
Severance pay and benefits (1)		733	733
Restructuring Charges		2,893	2,893
Severance pay and benefits (1)			(266)
Severance pay and benefits (1)			(538)
Severance pay and benefits (1)	[1]	$ 2,089	$ 2,089

[1] Refer to note 15 of the footnotes to the Company’s condensed consolidated financial statements for additional information regarding the restructuring, severance and related charges.