Collaborative arrangement additional potential milestone payments receivable.

No definition available.

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- Definition

Amount of payment(s) received under a collaborative arrangement.

+ References

No definition available.

+ Details

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- Definition

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.

+ References

No definition available.

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- Definition

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

+ References

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- Definition

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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- Definition

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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- Details

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Collaborative Arrangement - Additional Information (Detail) - USD ($)	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2018
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Total revenue	$ 99,951,000	$ 105,136,000	$ 94,864,000
Abbott Agreement [Member]
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Collaborative arrangement payment received	60,800,000	60,800,000
Total revenue	5,700,000	16,000,000.0	12,000,000.0
Upfront and milestone fee payment included in deferred revenue	9,200,000	14,900,000
Collaboration revenue recognized included in balance at beginning of period	5,700,000	4,700,000	5,000,000.0
Abbott Agreement [Member] \| Contract Life to Date [Member]
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Total revenue	51,600,000
Abbott Agreement [Member] \| Upfront Payment [Member]
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Collaborative arrangement payment received					$ 25,000,000
Abbott Agreement [Member] \| Milestone Payment [Member]
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Collaborative arrangement payment received		$ 15,000,000	$ 10,800,000	$ 10,000,000
Abbott Agreement [Member] \| PMA Received After December 31, 2022, but Before June 30, 2023 [Member] \| TRANSCEND Clinical Trial [Member]
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Collaborative arrangement additional potential milestone payments receivable	27,000,000
Abbott Agreement [Member] \| PMA Received On or After June 30, 2023 [Member] \| TRANSCEND Clinical Trial [Member]
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Collaborative arrangement additional potential milestone payments receivable	24,000,000
Abbott Agreement [Member] \| Maximum [Member] \| PMA Milestone [Member] \| TRANSCEND Clinical Trial [Member]
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Collaborative arrangement additional potential milestone payments receivable	$ 30,000,000