v2.4.0.8
Note 6 - Accrued Liabilities (Tables)
12 Months Ended
Jan. 31, 2014
Payables and Accruals [Abstract]  
Schedule of Accrued Liabilities [Table Text Block]
   

January 31,

 
   

2014

   

2013

 
                 

Uninvoiced materials and services received

  $ 458     $ 1,269  

Accrued legal and professional fees

    161       169  

Accrued payroll and related expenses

    58       147  

Accrued warranty

    20       68  

Other

    315       178  
    $ 1,012     $ 1,831