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FAIR VALUE MEASUREMENTS (Tables)
6 Months Ended
Jun. 30, 2015
FAIR VALUE MEASUREMENTS  
Schedule of the valuation of financial instruments measured at fair value on a recurring basis
    Fair Value Measurements at June 30, 2015 with:  
(in thousands)  

Quoted prices 

in active 

markets for 

identical 

assets 

   

Significant 

other observable 

inputs 

   

Significant 

unobservable 

inputs 

 
    (Level 1)     (Level 2)     (Level 3)  
Assets:                  
Trading securities   $ -     $ 6,641     $ -  
Available-for-sale securities:                        
 Municipal obligations   $ -     $ 30,933     $ -  
 Corporate obligations     -       5,508       -  
    $ -     $ 36,441     $ -  

  

    Fair Value Measurements at December 31, 2014 with:  
(in thousands)  

Quoted 

prices in 

active 

markets for 

identical 

assets 

   

Significant 

other 

observable 

inputs 

   

Significant 

unobservable 

inputs 

 
    (Level 1)     (Level 2)     (Level 3)  
Assets:                  
Trading securities   $ -     $ 6,575     $ -  
Available-for-sale securities:                        
 Municipal obligations   $ -     $ 32,080     $ -  
 Corporate obligations     -       5,404       -  
    $ -     $ 37,484     $ -