Note 14 - Fair Value Measurements (Tables)
 12 Months Ended
Dec. 31, 2013
Fair Value Disclosures [Abstract]  
Fair Value, Assets Measured on Recurring Basis [Table Text Block]
   

Investments at Fair Value as of December 31, 2012

 

($ in thousands)

 

Level 1

   

Level 2

   

Level 3

   

Total

 
                                 

Certificates of Deposit

  $ 250     $ -     $ -     $ 250  
                                 

Total investments at fair value

  $ 250     $ -     $ -     $ 250