Stockholders' Equity - Stock-Based Incentive Plan Narrative (Details) - USD ($) shares in Millions, $ in Millions	12 Months Ended
Jun. 30, 2024	Jun. 30, 2023
General and Administrative Expense
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	$ 2.1	$ 1.6
Director
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period (in years)	1 year
Restricted Stock, Market Based
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award requisite service period	3 years
2016 Equity Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares authorized for granting (in shares)	3.6
Shares available for grant (shares)	0.9	1.3
Minimum \| Restricted Stock Time Vested
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period (in years)	3 years
Maximum \| Restricted Stock, Performance Based
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration period (in years)	4 years
Maximum \| Restricted Stock Time Vested
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period (in years)	4 years

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Number of shares authorized for issuance under share-based payment arrangement.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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