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Income Taxes - Schedule of Reconciliation of Income Tax Computed at U.S. Federal Statutory Tax Rates to Income Tax Expense (Details) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2022 | Sep. 30, 2021 | Sep. 30, 2020
Effective Rate Reconciliation |  |  |  |
U.S. federal tax rate | 21.00% | 21.00% | 21.00% | 21.00%
State income taxes, net | 2.70% | 3.90% | 2.20% | 2.80%
Foreign taxes | 5.00% | 13.70% | 1.60% | 0.80%
Tax audit settlements |  | 0.10% | (0.90%) | 0.00%
Valuation allowance | 3.00% | (0.10%) | (1.20%) | 3.30%
Domestic tax credits | (15.80%) | (3.00%) | (2.30%) | (3.20%)
Foreign-derived intangible income deduction | (8.90%) | (0.90%) | 0.00% | (0.40%)
Global intangible low-taxed income, net | (1.60%) | 0.60% | 0.20% |
Share-based compensation | (5.20%) | 0.30% |  |
CARES Act net operating loss carryback |  | (0.90%) | (13.80%) | 0.00%
Other, net | 4.80% | 0.70% | (0.10%) | 1.40%
Effective income tax rate | 5.00% | 35.40% | 6.70% | 25.70%

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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319 + Details
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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 changes in the valuation allowance for deferred tax assets. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 6.I.Fact.4) -URI https://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319 + Details
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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. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 6.I.Fact.4) -URI https://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817 + Details
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