Marketable Securities - Investments in debt securities (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Jun. 30, 2024
Investments in Debt Securities
Aggregate Fair Value		$ 0
U.S. Treasury Securities
Investments in Debt Securities
Amortized Cost	$ 10,058
Unrealized Gains	185
Aggregate Fair Value	$ 10,243

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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+ Details