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Note 10 - Fair Value Measurements (Tables)
6 Months Ended
Jun. 30, 2014
Fair Value Disclosures [Abstract]  
Fair Value, Assets Measured on Recurring Basis [Table Text Block]
   

Asset/(Liability)

 
   

Fair Value at

June 30,

   

Fair Value Measurements Using

Inputs Considered as

 

Description

 

2014

   

Level 1

   

Level 2

   

Level 3

 

Derivative instruments

  $ 2,295     $ 2,295     $ -     $ -  

Preferred stock, trust preferred securities, exchange traded debt instruments, and other equity instruments

  $ 95,308     $ 95,308     $ -     $ -  
   

Asset/(Liability)

 
   

Fair Value at

December 31,

   

Fair Value Measurements Using

Inputs Considered as

 

Description

 

2013

   

Level 1

   

Level 2

   

Level 3

 

Derivative instruments

  $ (328

)

  $ (328

)

  $ -     $ -  

Preferred stock, trust preferred securities, exchange traded debt instruments, and other equity instruments

  $ 104,271     $ 104,271     $ -     $ -