Note 8 - Property and Equipment (Details) - Property and Equipment (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Mar. 31, 2013
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 19,729	$ 9,606
Less: accumulated depreciation and amortization	4,320	981
Net property and equipment	15,409	8,625
Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	27
Computer Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	5,561	3,155
Other Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	10,464	4,303
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	826	173
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 2,851	$ 1,975