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Note 6 - Capital Leased Assets (Tables)
12 Months Ended
Dec. 31, 2014
Disclosure Text Block Supplement [Abstract]  
Schedule of Capital Leased Assets [Table Text Block]
   

2014

   

2013

 

Leased property under capital leases

  $ 10,285     $ 10,116  

Less accumulated amortization

    (3,867 )     (3,397 )

Leased property under capital leases, net

  $ 6,418     $ 6,719