v2.4.0.8
Note 6 - Customer and Supplier Concentrations (Tables)
6 Months Ended
Jul. 31, 2014
Customer And Supplier Concentrations [Text Block] [Abstract]  
Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]
   

(in thousands, except percentages)

 
   

Three Months Ended July 31,

   

Six Months Ended July 31,

 
   

2014

   

2013

   

2014

   

2013

 

Total revenue

  $ -       0 %   $ 1,507       100 %   $ -       0 %   $ 2,920       100 %
                                                                 

Customer concentration:

                                                               

Lenovo Information Products Co., Ltd.

  $ -       0 %     1,476       98 %   $ -       0 %     2,854       98 %
    $ -       0 %   $ 1,476       98 %   $ -       0 %   $ 2,854       98 %
Schedule of Accounts Receivable by Major Suppliers by Reporting Segments [Table Text Block]
   

As of July 31,

   

As of January 31,

 
   

2014

   

2014

 

Total gross accounts receivable due from suppliers

  $ 122       100 %   $ 128       100 %

Accounts receivable concentration:

                               

Zheng Ge Electrical Co., Ltd.

  $ 122       100 %   $ 122       95 %
    $ 122       100 %   $ 122       95 %
Equity Method Investments [Table Text Block]
   

As of July 31,

   

As of January 31,

 
   

2014

   

2014

 
                                 

Total gross accounts payable

  $ 908       100 %   $ 4,363       100 %

Supplier concentration:

                               

Chicony Power Technology, Co. Ltd.

  $ -       0 %   $ 1,100       25 %

Pillsbury Winthrop Shaw Pittman, LLP

    432       48 %     1,953       45 %
    $ 432       48 %   $ 3,053       70 %