Quarterly report pursuant to Section 13 or 15(d)

Note 4 - Fair Value Measurements - Assets and Liabilities Measured on a Recurring Basis (Details)

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Note 4 - Fair Value Measurements - Assets and Liabilities Measured on a Recurring Basis (Details) - USD ($)
$ in Thousands
Sep. 30, 2020
Jun. 30, 2020
Total assets $ 117,986 $ 124,268
Contingent consideration 5,987 6,137
Derivative instruments - cash flow hedges 14,523 17,331
Total liabilities 20,510 23,468
Fair Value, Inputs, Level 1 [Member]    
Total assets 110,538 116,272
Contingent consideration 0 0
Derivative instruments - cash flow hedges 0 0
Total liabilities 0 0
Fair Value, Inputs, Level 2 [Member]    
Total assets 7,448 7,996
Contingent consideration 0 0
Derivative instruments - cash flow hedges 14,523 17,331
Total liabilities 14,523 17,331
Fair Value, Inputs, Level 3 [Member]    
Total assets 0 0
Contingent consideration 5,987 6,137
Derivative instruments - cash flow hedges 0 0
Total liabilities 5,987 6,137
Equity Securities [Member]    
Investments, Fair Value Disclosure [1] 83,491 87,842
Equity Securities [Member] | Fair Value, Inputs, Level 1 [Member]    
Investments, Fair Value Disclosure [1] 76,043 79,846
Equity Securities [Member] | Fair Value, Inputs, Level 2 [Member]    
Investments, Fair Value Disclosure [1] 7,448 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] 34,495 36,426
Certificates of Deposit [Member] | Fair Value, Inputs, Level 1 [Member]    
Investments, Fair Value Disclosure [2] 34,495 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 September 30, 2020 and June 30, 2020 was $6.6 million. The Company has a warrant to purchase additional CCXI equity shares which was valued at $7.4 and $8.0 million as of September 30, 2020 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.