Summary of Business and Significant Accounting Policies - Property, Equipment, and Intangible Assets (Detail) - USD ($) $ in Millions |
12 Months Ended | |
|---|---|---|
Jun. 30, 2022 |
Jun. 30, 2021 |
|
| Goodwill and other intangible assets | ||
| Impairment of goodwill and intangible assets | $ 0.0 | $ 0.0 |
| Impairment of long-lived assets | $ 0.0 | $ 0.0 |
| Minimum | ||
| Property and Equipment | ||
| Estimated useful life | 3 years | |
| Maximum | ||
| Property and Equipment | ||
| Estimated useful life | 5 years | |
| Leasehold improvements and leased equipment | Minimum | ||
| Property and Equipment | ||
| Estimated useful life | 3 years | |
| Leasehold improvements and leased equipment | Maximum | ||
| Property and Equipment | ||
| Estimated useful life | 5 years | |