v3.25.3

Income Taxes (Unrecognized Tax Benefits, Additional Information) (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2022
Income Tax Contingency [Line Items]
Unrecognized tax benefits that would impact effective tax rate	$ 4,100
Unrecognized tax benefits	4,312	$ 3,602	$ 3,162	$ 3,316
Unrecognized Tax Benefits, Interest on Income Taxes Expense		100
Unrecognized Tax Benefits, Income Tax Penalties Accrued	0	0
Unrecognized Tax Benefits, Income Tax Penalties Expense	100	$ 100
Noncurrent income taxes payable
Income Tax Contingency [Line Items]
Unrecognized tax benefits	3,000
Noncurrent deferred tax assets
Income Tax Contingency [Line Items]
Unrecognized tax benefits	1,300
Maximum
Income Tax Contingency [Line Items]
Decrease in unrecognized tax benefits that is reasonably possible	$ 100

Amount of decrease reasonably possible in the next twelve months for the unrecognized tax benefit.

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Amount of unrecognized tax benefits.

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Amount of statutory penalties accrued for a tax position claimed or expected to be claimed by the entity, in its tax return.

+ References

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Amount of interest expense for an underpayment of income taxes.

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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

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