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Note 8 - Discontinued Operations (Tables)
6 Months Ended
Sep. 30, 2013
Discontinued Operations and Disposal Groups [Abstract]  
Schedule of Disposal Groups, Including Discontinued Operations, Income Statement, Balance Sheet and Additional Disclosures [Table Text Block]
   

Three Months Ended

September 30

   

Six Months Ended

September 30

 
   

2013

   

2012

   

2013

   

2012

 

Net revenues

  $ -     $ 42     $ -     $ 120  

Operating expenses

    -       -       -       87  

Gain on Sale

    -       200       -       200  

Income (loss) from discontinued operations, net of tax

  $ -     $ 242     $ -     $ 233