Summary of Significant Accounting Policies - Government Assistance (Details) $ in Millions	12 Months Ended
Sep. 30, 2023 USD ($)
Government Assistance [Line Items]
Advance in cash of government assistance received	$ 6.6
Government Assistance, Amount, Cumulative [Abstract]
Government assistance, amount, cumulative, current	$ 0.6
Government Assistance, Current, Statement of Financial Position	Prepaid expenses and other current assets
Other Noncurrent Liabilities
Government Assistance [Line Items]
Advance in cash of government assistance received	$ 4.7
Accrued Expenses and Other Current Liabilities
Government Assistance [Line Items]
Advance in cash of government assistance received	1.9
Other Nonoperating Income (Expense)
Government Assistance [Line Items]
Government assistance	$ 4.3
Government Assistance, Statement of Income or Comprehensive Income	Other, net
Cost of Sales
Government Assistance [Line Items]
Government assistance	$ 0.9
Government Assistance, Statement of Income or Comprehensive Income	Total cost of revenue

The amount of advance in cash for government assistance received.

No definition available.

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- Definition

Amount of government assistance recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 832
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483507/832-10-50-3

+ Details

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- References

No definition available.

+ Details

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- Definition

Amount of cumulative government assistance recognized classified as current.

+ References

+ Details

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- Definition

Indicates line item in statement of financial position that includes government assistance classified as current.

+ References

+ 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

+ Details

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- Definition

Indicates line item in statement of income or comprehensive income that includes government assistance.

+ References

+ Details

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