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Note 14 - Operating Leases (Tables)
12 Months Ended
Dec. 31, 2014
Leases [Abstract]  
Operating Leases of Lessee Disclosure [Table Text Block]
Years Ending December 31,
 
Amount
 
2015
  $ 1,550  
2016
    1,359  
2017
    1,232  
2018
    1,251  
2019
    1,225  
Thereafter
    2,176  
Total future minimum rental payments
  $ 8,793