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Restatement of Previously Issued Financial Statements - Additional Information (Detail) $ in Thousands | 6 Months Ended |
--- | --- | ---
Dec. 31, 2021 USD ($) Trails | Dec. 31, 2020 USD ($) | Jun. 30, 2021 USD ($)
Targeted or Tracking Stock, Stock [Line Items] |  |  |
Number of clinical stage candidates | Trails | 3 |  |
Unrecognized tax benefits | $ 0 |  |
Revenue Recognised With Performance Obligation | 19,600 | $ 18,900 |
Accumulated Losses Since Inception | (349,371) | $ (285,705) | $ (319,705)
Cash And Cash Equivalents,Short Term Investments And Common Stock Proceeds Receivable | 185,800 |  |
Deferred Revenue, Revenue Recognized | $ 98,000 |  |
Pass Through Services [Member] |  |  |
Targeted or Tracking Stock, Stock [Line Items] |  |  |
Reimbursed Costs Percentage | 100.00% |  |
US License |  |  |
Targeted or Tracking Stock, Stock [Line Items] |  |  |
Deferred Revenue, Revenue Recognized | $ 64,500 |  |
Ex US License |  |  |
Targeted or Tracking Stock, Stock [Line Items] |  |  |
Deferred Revenue, Revenue Recognized | $ 33,500 |  |

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