Additional land subject to lease.

No definition available.

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- Definition

Estimated payments for operating expenses year one.

+ References

No definition available.

+ Details

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- Definition

Number of options to renew.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Payments of leasehold improvements net of tenant improvement allowances.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Area of land subject to a ground lease.

+ 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.

+ Details

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- Definition

Amount of lessee's undiscounted obligation for lease payment for operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
-URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918701-209980

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

+ Details

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Data Type:	xbrli:durationItemType
Balance Type:	na
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- Definition

Amount of short-term lease cost, excluding expense for lease with term of one month or less.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 55
-Paragraph 53
-URI https://asc.fasb.org/extlink&oid=123414884&loc=SL77918982-209971

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

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Leases - Narrative (Details) $ in Thousands		2 Months Ended	12 Months Ended		17 Months Ended
Leases - Narrative (Details) $ in Thousands	Nov. 19, 2021 USD ($) ft² option	Dec. 31, 2020 ft²	Sep. 30, 2022 USD ($) option	Sep. 30, 2021 USD ($)	May 31, 2020 ft²	Sep. 30, 2019 ft² option
Lessee Lease Description [Line Items]
Estimated lease payments			$ 151,944
Short-term lease cost			$ 300	$ 0
Research Facility in San Diego \| California
Lessee Lease Description [Line Items]
Lease term	15 years
Office space leases (in sq ft) \| ft²	144,000
Estimated lease payments	$ 119,000
Estimated payments for operating expenses year one	3,000
Payments for leasehold improvements, net of tenant improvement allowances	$ 31,000
Operating lease renewal term	10 years
Research Facility in San Diego \| California \| Maximum
Lessee Lease Description [Line Items]
Number of options to renew \| option	1
Corporate Headquarters In Pasadena \| California
Lessee Lease Description [Line Items]
Office space leases (in sq ft) \| ft²						24,000
Corporate Headquarters In Pasadena \| California \| Colorado Owner, LLC
Lessee Lease Description [Line Items]
Number of options to renew \| option						1
Operating lease renewal term						5 years
Research Facility in Madison \| Wisconsin
Lessee Lease Description [Line Items]
Number of options to renew \| option			2
Operating lease renewal term			5 years
Additional office space for lease (in sq ft) \| ft²		10,743			40,000