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Note 11 - Asset Disposition and Accured Lease Exit Costs (Tables)
6 Months Ended
May 31, 2014
Asset Disposition And Accrued Lease Exit Costs [Abstract]  
Schedule of Activity Related to Accrued Lease Exit Costs [Table Text Block]

Balance at November 30, 2013

  $ 907  
         

Payments on unexpired leases

    (402 )

Accretion of interest on obligations and other

    28  
         

Balance at May 31, 2014

  $ 533  
         

Current portion included in other accrued liabilities

  $ 162  

Long-term portion included in other long-term liabilities

    371  
    $ 533