Income Taxes - Schedule of Difference Between US Federal Statutory Income Tax Rate and Effective Income Tax Rate (Details) |
12 Months Ended | ||
|---|---|---|---|
Sep. 30, 2024 |
Sep. 30, 2023 |
Sep. 30, 2022 |
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| Income Tax Disclosure [Abstract] | |||
| U.S. federal statutory income tax rate | 21.00% | 21.00% | 21.00% |
| State income taxes, net of federal tax benefit | 3.00% | 3.40% | 2.60% |
| Effect of foreign operations | 1.20% | 1.30% | 2.20% |
| Repatriation Tax | 1.10% | ||
| Share-based payment awards | 0.40% | 0.50% | 0.60% |
| Unrecognized tax benefit | 0.30% | 0.30% | 2.90% |
| Valuation allowances | 0.10% | 0.10% | (7.20%) |
| Deferred tax impact of foreign branch conversion | 2.70% | ||
| Other, net | (0.40%) | (0.90%) | |
| Effective tax rate | 25.60% | 26.80% | 24.80% |
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- Definition Effective income tax rate reconciliation unrecognized tax benefit. No definition available.
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- Definition Effective income tax reconciliation valuation allowances No definition available.
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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to statutory income tax expense (benefit) outside of the country of domicile. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to the repatriation of foreign earnings. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Percentage of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to expense for award under share-based payment arrangement. Excludes expense determined to be nondeductible upon grant or after for award under share-based payment arrangement. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit). Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to foreign income tax settlement. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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