Note 5 - Fair Value Measurements - Fair Value Measurements (Details) - USD ($) $ in Thousands |
Jun. 30, 2023 |
Jun. 30, 2022 |
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---|---|---|---|---|---|---|
Corporate money market funds (1) | [1] | $ 23,923 | ||||
Investments (2) | [2] | 110,577 | ||||
Total | 134,500 | |||||
Fair Value, Inputs, Level 1 [Member] | ||||||
Investments (2) | [2] | 0 | ||||
Total | 23,923 | |||||
Fair Value, Inputs, Level 2 [Member] | ||||||
Investments (2) | [2] | 110,577 | ||||
Total | 110,577 | |||||
Fair Value, Inputs, Level 3 [Member] | ||||||
Investments (2) | [2] | 0 | ||||
Total | 0 | |||||
Money Market Funds [Member] | Fair Value, Inputs, Level 1 [Member] | ||||||
Corporate money market funds (1) | [1] | 23,923 | $ 51,035 | |||
Money Market Funds [Member] | Fair Value, Inputs, Level 2 [Member] | ||||||
Corporate money market funds (1) | [1] | 0 | ||||
Money Market Funds [Member] | Fair Value, Inputs, Level 3 [Member] | ||||||
Corporate money market funds (1) | [1] | $ 0 | ||||
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