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v3.25.1

Summary of Significant Accounting Policies - Investments in Marketable Securities (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Mar. 31, 2025 | Mar. 31, 2024 | Mar. 31, 2025 | Mar. 31, 2024 | Jun. 30, 2024
Marketable securities |  |  |  |  |
Investment income, nonoperating | $ 7,700 | $ 6,900 | $ 23,300 | $ 18,100 |
Marketable securities, short-term portion | 195,100 |  | 195,100 |  | $ 191,700
Marketable securities, long-term portion | 31,000 |  | $ 31,000 |  | $ 21,900
Marketable Securities, Maturity Date, Start |  |  | 1 year |  | 1 year
Marketable Securities, Maturity Date, End |  |  | 2 years |  | 2 years
Amortized Cost | 226,088 |  | $ 226,088 |  | $ 213,589
Allowance for Credit Losses | 0 |  | 0 |  | 0
Net Carrying Amount | 226,088 |  | 226,088 |  | 213,589
Gross Unrealized Losses |  |  |  |  | (164)
Gross Unrealized Gains | 140 |  | 140 |  |
Fair Value | 226,228 |  | 226,228 |  | 213,425
Corporate Bonds |  |  |  |  |
Marketable securities |  |  |  |  |
Amortized Cost | 50,378 |  | 50,378 |  | 45,752
Net Carrying Amount | 50,378 |  | 50,378 |  | 45,752
Gross Unrealized Losses |  |  |  |  | (95)
Gross Unrealized Gains | 99 |  | 99 |  |
Fair Value | 50,477 |  | 50,477 |  | 45,657
U.S. Treasury Notes |  |  |  |  |
Marketable securities |  |  |  |  |
Amortized Cost | 46,179 |  | 46,179 |  | 46,760
Net Carrying Amount | 46,179 |  | 46,179 |  | 46,760
Gross Unrealized Losses |  |  |  |  | (71)
Gross Unrealized Gains | 47 |  | 47 |  |
Fair Value | 46,226 |  | 46,226 |  | 46,689
Commercial Paper |  |  |  |  |
Marketable securities |  |  |  |  |
Amortized Cost | 129,531 |  | 129,531 |  | 121,077
Net Carrying Amount | 129,531 |  | 129,531 |  | 121,077
Gross Unrealized Losses | (6) |  | (6) |  |
Gross Unrealized Gains |  |  |  |  | 2
Fair Value | $ 129,525 |  | $ 129,525 |  | $ 121,079

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