v2.4.0.8
Note 7 - Accrued Liabilities (Tables)
3 Months Ended
Apr. 30, 2014
Payables and Accruals [Abstract]  
Schedule of Accrued Liabilities [Table Text Block]
   

April 30,

2014

   

January 31,

2014

 
                 

Uninvoiced materials and services received

  $ 458     $ 458  

Accrued legal and professional fees

    112       161  

Accrued payroll and related expenses

    45       58  

Accrued warranty

    20       20  

Other

    276       315  
    $ 911     $ 1,012