v2.4.0.8
Note 7 - Accrued Liabilities (Tables)
6 Months Ended
Jul. 31, 2014
Payables and Accruals [Abstract]  
Schedule of Accrued Liabilities [Table Text Block]

Accrued liabilities consist of the following (in thousands):

               
                 
   

July 31,

   

January 31,

 
   

2014

   

2014

 
                 

Uninvoiced materials and services received

  $ 331     $ 458  

Accrued legal and professional fees

    62       161  

Accrued payroll and related expenses

    36       58  

Accrued warranty

    20       20  

Other

    282       315  
    $ 731     $ 1,012