Note 4 - Property and Equipment, Net (Details) - Property, Plant and Equipment (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Property, Plant and Equipment [Line Items]
Poperty Plant and Equipement	$ 123,824	$ 105,429
Less: accumulated depreciation and amortization	(58,987)	(46,017)
Property and equipment, net	64,837	59,412
Equipment and Software [Member]
Property, Plant and Equipment [Line Items]
Poperty Plant and Equipement	83,075	65,937
Building and Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Poperty Plant and Equipement	29,342	28,319
Land [Member]
Property, Plant and Equipment [Line Items]
Poperty Plant and Equipement	5,600	5,600
Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Poperty Plant and Equipement	2,681	2,518
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Poperty Plant and Equipement	2,150	2,053
Vehicles [Member]
Property, Plant and Equipment [Line Items]
Poperty Plant and Equipement	$ 976	$ 1,002