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Income Taxes - Additional Information (Details) - USD ($) $ in Millions	Jul. 04, 2025	Sep. 30, 2025	Sep. 30, 2024
Income Tax [Line Items]
Unrecognized tax benefits inclusive of interest and penalties		$ 2.5
Interest and penalties		$ 0.6
Percentage of bonus depreciation domestic research cost expensing and business interest expense	100.00%
PDP
Income Tax [Line Items]
Deferred tax liabilities tax benefit			$ 6.2
Deferred tax liabilities, valuation allowance			$ 6.9

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- Definition

Deferred tax liabilities tax benefit (provision).

+ References

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- Definition

Deferred tax liabilities valuation allowance.

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- Definition

Income tax.

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- Definition

Percentage of bonus depreciation domestic research cost expensing and business interest expense.

+ References

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- Definition

Unrecognized Tax Benefits, Inclusive of Interest and Penalties

+ References

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- Definition

Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 217
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482663/740-10-55-217

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 15
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-15

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