Summary of Significant Accounting Policies - Marketable Securities (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Jun. 30, 2021
Marketable securities
Marketable securities, short-term portion	$ 51,500	$ 17,300
Marketable securities, long-term portion	20,000	23,200
Amortized Cost	71,509	40,542
Allowance for Credit Losses	0	0
Net Carrying Amount	71,509	40,542
Gross Unrealized Gains (Losses)	(202)	(24)
Fair Value	71,307	40,518
Corporate Bonds
Marketable securities
Amortized Cost	65,413	31,850
Net Carrying Amount	65,413	31,850
Gross Unrealized Gains (Losses)	(178)	(24)
Fair Value	65,235	31,826
U.S. Treasury Notes
Marketable securities
Amortized Cost	6,096	8,692
Net Carrying Amount	6,096	8,692
Gross Unrealized Gains (Losses)	(24)
Fair Value	$ 6,072	$ 8,692

Carrying amount of investment in held-to-maturity securities.

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Amount of allowance for credit loss for debt security measured at amortized cost (held-to-maturity).

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Amount, before allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity).

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Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity), in unrealized loss position.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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