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Expected milestone payment receivable.

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License obligation account transaction price allocated.

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Payment for license agreement.

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Potential milestone payments payable.

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Potential milestone payments receivable.

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Total transaction price in respect of colloboration revenue.

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Total upfront payment receivable for grant of rights.

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Up Front Payment

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- Definition

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as noncurrent.

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Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

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Amount of deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable.

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Carrying amount as of the balance sheet date of obligations due all related parties.

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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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License Agreements - Additional Information (Detail) - USD ($)	1 Months Ended	3 Months Ended
	Sep. 30, 2017	Sep. 30, 2021	Sep. 30, 2020	Jun. 30, 2021	May 31, 2020
Related Party Transaction [Line Items]
Milestone payment receivable amount		$ 10,000,000.0
Milestone payments payable amount		20,000,000.0
Expected milestone payment receivable		10,000,000.0
Revenue recognised		417,000	$ (1,718,000)
Kyowa Kirin Co
Related Party Transaction [Line Items]
Total upfront payment receivable for grant of rights					$ 100,000,000.0
Kyowa Kirin Co \| Potential Payments on Achievement of Development Regulatory and Commercial Milestones \| Maximum
Related Party Transaction [Line Items]
Milestone payment receivable amount		582,500,000
Presage License Agreement \| Presage Biosciences, Inc.
Related Party Transaction [Line Items]
Compensation payable for grant of rights	$ 4,900,000
Payment for license	2,900,000
Presage License Agreement \| Presage Biosciences, Inc. \| Incremental Payment
Related Party Transaction [Line Items]
Compensation payable for grant of rights	2,000,000.0
Presage License Agreement \| Presage Biosciences, Inc. \| Potential Payments on Achievement of Development Regulatory and Commercial Milestones
Related Party Transaction [Line Items]
Milestone payment receivable amount	$ 179,000,000
Kkc Agreements [Member] \| Kyowa Kirin Co
Related Party Transaction [Line Items]
Upfront payment		100,000,000.0
Transaction price relating to the performance obligation		191,500,000
Expected milestone payment receivable		20,000,000.0
Estimated development cost sharing recovered through earnings		66,300,000
Deferred revenue		5,200,000
Kkc Agreements [Member] \| Kyowa Kirin Co \| Ex US License
Related Party Transaction [Line Items]
Revenue recognised		21,000,000.0
License Obligation Account Transaction Price Allocated		64,500,000
Kkc Agreements [Member] \| Kyowa Kirin Co \| Development Services
Related Party Transaction [Line Items]
Contract with customer liability non current		35,100		$ 14,700
Kkc Agreements [Member] \| Kyowa Kirin Co \| Maximum
Related Party Transaction [Line Items]
Estimated development cost sharing recovered through earnings		$ 280,700,000