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Note 5 - Fair Value Measurements (Tables)
6 Months Ended
Dec. 31, 2020
Notes Tables  
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
  

Total

carrying

value as of

  

Fair Value Measurements Using

Inputs Considered as

 
  

December 31,

2020

  

Level 1

  

Level 2

  

Level 3

 

Assets

                

Equity securities (1)

 $94,198  $85,924  $8,274  $- 

Certificates of deposit (2)

  23,228   23,228   -   - 

Total assets

 $117,426  $109,152  $8,274  $- 
                 

Liabilities

                

Contingent consideration

 $10,582  $-  $-  $10,582 

Derivative instruments - cash flow hedges

  12,314   -   12,314   - 

Total liabilities

 $22,896  $-  $12,314  $10,582 
  

Total

carrying

value as of

  

Fair Value Measurements Using

Inputs Considered as

 
  

June 30,

2020

  

Level 1

  

Level 2

  

Level 3

 

Assets

                

Equity securities (1)

 $87,842  $79,846  $7,996  $- 

Certificates of deposit (2)

  36,426   36,426   -   - 

Total assets

 $124,268  $116,272  $7,996  $- 
                 

Liabilities

                

Contingent consideration

 $6,137  $-  $-  $6,137 

Derivative instruments - cash flow hedges

  17,331   -   17,331   - 

Total liabilities

 $23,468  $-  $17,331  $6,137 
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]
  Quarter Ended 

Six Months Ended

 
  

December 31, 

2020

 

December 31,

2020

 

Fair value at the beginning of period

$5,987 $6,137 

Change in fair value of contingent consideration

 4,750  4,600

 

Payments

 (155) (155)

Fair value at the end of period

$10,582 $10,582