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NOTE 6 - PROPERTY, PLANT AND EQUIPMENT (Details) - Property, Plant and Equipment - USD ($)
$ in Thousands
9 Months Ended
Dec. 31, 2016
Mar. 31, 2016
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross $ 3,423 $ 13,588
Less: Accumulated depreciation (2,481) (6,514)
Net Assets $ 942 7,074
Building and Building Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, useful life 25 years  
Property, plant and equipment, gross $ 235 1,239
Machinery and Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, useful life 20 years  
Property, plant and equipment, gross $ 1,634 6,666
Computer Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, useful life 3 years  
Property, plant and equipment, gross $ 150 218
Office Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, useful life 5 years  
Property, plant and equipment, gross $ 112 114
Furniture and Fixtures [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, useful life 5 years  
Property, plant and equipment, gross $ 67 119
Vehicles [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, useful life 5 years  
Property, plant and equipment, gross $ 283 346
Construction in Progress [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, useful life  
Property, plant and equipment, gross $ 942 $ 4,886