v2.4.0.8
Note 8 - Accrued Liabilities (Tables)
9 Months Ended
Oct. 31, 2013
Payables and Accruals [Abstract]  
Schedule of Accrued Liabilities [Table Text Block]
   

October 31,

2013

   

January 31,
2013

 

Accrued payroll and related expenses

  $ 51     $ 147  

Uninvoiced materials and services received

    1,214       1,269  

Accrued legal and professional fees

    125       169  

Accrued interest expense

          62  

Accrued warranty

    43       68  

Other

    54       116  
    $ 1,487     $ 1,831