XML 28 R29.htm IDEA: XBRL DOCUMENT v2.4.0.8
Note J - Fair Value of Financial Instruments (Tables)
6 Months Ended
Jun. 30, 2014
Fair Value Disclosures [Abstract]  
Fair Value, Assets Measured on Recurring Basis [Table Text Block]
   

Total

   

Level 1

   

Level 2

   

Level 3

 
   

(in thousands)

 
                                 

Marketable equity securities

  $ 22,829     $ 22,829       -       -  
Fair Value, by Balance Sheet Grouping [Table Text Block]
   

Carrying

Value

   

Estimated

Fair Value

 
   

(in thousands)

 
                 

Long-term debt

  $ 87,275     $ 87,624