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Note 4 - Unconsolidated Investments (Tables)
3 Months Ended
Mar. 31, 2014
Equity Method Investments and Joint Ventures [Abstract]  
Equity Method Investments [Table Text Block]
   

March 31,

2014

   

December 31,

2013

 
   

(Dollars in thousands)

 

Sarulla

  $ 7,510     $ 7,076