Income Taxes (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Mar. 27, 2026 |
Mar. 28, 2025 |
Mar. 27, 2026 |
Mar. 28, 2025 |
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| Income Tax Disclosure [Abstract] | ||||
| Effective income tax rate (as a percent) | 34.50% | 90.60% | 37.10% | 98.90% |
| U.S tax unfavorable tax impacts | $ 13.0 | $ 7.5 | ||
| State and local income taxes | $ 3.0 | $ 4.0 | $ 9.4 | |
| Nondeductible expense, investment loss | 33.1 | 70.1 | ||
| Foreign income tax rate differential | $ 4.5 | $ 9.4 | ||
| Non-deductible compensation related charge associated with the PA Consulting acquisition | $ 3.4 | |||
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- Definition Effective Income Tax Rate Reconciliation, Nondeductible Expense, Equity Investment Loss, Amount No definition available.
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- Definition Effective Income Tax Rate Reconciliation, Nondeductible Expense, Incentive Compensation, Amount No definition available.
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- Definition Effective Income Tax Rate Reconciliation, Nondeductible Expense, Incentive Compensation Related To Acquisition, Amount 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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- References No definition available.
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- Definition Amount 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 expense (benefit). Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount 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 state and local income tax expense (benefit). Reference 1: http://www.xbrl.org/2003/role/exampleRef
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