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Summary of Significant Accounting Policies - Revenue Recognition, Contract Assets and Liabilities (Details) - USD ($)	3 Months Ended		9 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Mar. 31, 2026	Mar. 31, 2025	Jun. 30, 2025	Jun. 30, 2024
Summary of Significant Accounting Policies
Contract with Customer, Receivable, Allowance for Credit Loss	$ 0		$ 0		$ 0
Revenue			100,000	$ 200,000
Contract assets	0		0		0	$ 0
Contract liabilities	1,150,000		1,150,000		$ 1,200,000	$ 200,000
Revenue recognized included in contract liabilities	0	$ 0	50,000	200,000
Collaborative Revenues
Summary of Significant Accounting Policies
Revenue	$ 0	$ 0	$ 100,000	$ 200,000

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