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Note 14 - Fair Value Of Financial instruments (Tables)
6 Months Ended
Jun. 30, 2020
Notes Tables  
Fair Value, Assets Measured on Recurring Basis [Table Text Block]
   

Fair Value Measurements at

   

Fair Value Measurements at

 
   

June 30, 2020

   

December 31, 2019

 

Description

 

Level 1

   

Level 2

   

Level 3

   

Level 1

   

Level 2

   

Level 3

 

Lease Guarantees

  $     $     $ (378 )   $     $     $ (482 )

Derivatives (1)

  $     $ (3,877 )   $     $     $ (154 )   $  
Schedule of Carrying Values and Estimated Fair Values of Debt Instruments [Table Text Block]
   

June 30, 2020

   

December 31, 2019

 
   

Carrying

   

Fair

   

Carrying

   

Fair

 
   

Amount

   

Value

   

Amount

   

Value

 

Long-Term Debt

  $ 652,555     $ 452,983     $ 696,178     $ 642,018