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Leases - Narrative (Details) | 12 Months Ended
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Sep. 30, 2021 sublease_option sublease
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |
Number of subleased facilities | sublease | 1
Sublease term | 5 years
Number of sublease extension options | sublease_option | 2
Sublease option extension period | 1 year
Weighted-average remaining lease term | 8 years 3 months 18 days
Weighted-average discount rate | 6.00%
Facilities and Equipment | Minimum |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |
Remaining lease term | 1 year 2 months 12 days
Facilities and Equipment | Maximum |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |
Remaining lease term | 9 years 6 months

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- Definition Remaining lease term of operating lease, 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)(1) -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918673-209980 + Details
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- Definition Weighted average discount rate for operating lease calculated at point in time. + 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 (g)(4) -URI http://asc.fasb.org/extlink&oid=121609121&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 http://asc.fasb.org/extlink&oid=121568110&loc=SL77918982-209971 + Details
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