Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Fair Value Measurements - Assets and Liabilities Measured on a Recurring Basis (Details)

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Note 5 - Fair Value Measurements - Assets and Liabilities Measured on a Recurring Basis (Details) - Fair Value, Recurring [Member] - USD ($)
$ in Thousands
Mar. 31, 2021
Jun. 30, 2020
Total assets $ 90,108 $ 124,268
Contingent consideration 12,170 6,137
Derivative instruments - cash flow hedges 10,281 17,331
Total liabilities 22,451 23,468
Fair Value, Inputs, Level 1 [Member]    
Total assets 83,604 116,272
Contingent consideration 0 0
Derivative instruments - cash flow hedges 0 0
Total liabilities 0 0
Fair Value, Inputs, Level 2 [Member]    
Total assets 6,504 7,996
Contingent consideration 0 0
Derivative instruments - cash flow hedges 10,281 17,331
Total liabilities 10,281 17,331
Fair Value, Inputs, Level 3 [Member]    
Total assets 0 0
Contingent consideration 12,170 6,137
Derivative instruments - cash flow hedges 0 0
Total liabilities 12,170 6,137
Equity Securities [Member]    
Investments, Fair Value Disclosure [1] 77,608 87,842
Equity Securities [Member] | Fair Value, Inputs, Level 1 [Member]    
Investments, Fair Value Disclosure [1] 71,104 79,846
Equity Securities [Member] | Fair Value, Inputs, Level 2 [Member]    
Investments, Fair Value Disclosure [1] 6,504 7,996
Equity Securities [Member] | Fair Value, Inputs, Level 3 [Member]    
Investments, Fair Value Disclosure [1] 0 0
Certificates of Deposit [Member]    
Investments, Fair Value Disclosure [2] 12,500 36,426
Certificates of Deposit [Member] | Fair Value, Inputs, Level 1 [Member]    
Investments, Fair Value Disclosure [2] 12,500 36,426
Certificates of Deposit [Member] | Fair Value, Inputs, Level 2 [Member]    
Investments, Fair Value Disclosure [2] 0 0
Certificates of Deposit [Member] | Fair Value, Inputs, Level 3 [Member]    
Investments, Fair Value Disclosure [2] $ 0 $ 0
[1] Included in available-for-sale investments on the balance sheet. The cost basis in the Company's investment in ChemoCentryx Inc (CCXI) at March 31, 2021 was $6.6 million and on June 30, 2020 it was $6.6 million. The Company has a warrant to purchase additional CCXI equity shares which was valued at $6.5 million and $8.0 million as of March 31, 2021 and June 30 2020, respectively.
[2] Included in available-for-sale investments on the balance sheet. The certificate of deposits have contractual maturity dates within one year.