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Income Taxes - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | |
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Dec. 28, 2012
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Dec. 30, 2011
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| Income Taxes [Line Items] | ||
| U.S. federal statutory income tax rate | 35.00% | |
| Aggregate income tax (gain) expense | $ 2.0 | $ (15.1) |
| Deferred income tax benefit | $ 1.6 | |
| U.S. research and development tax credits, extension period (years) | 2 years | |
| U.S. research and development tax credits, expiration date | Dec. 31, 2011 | |
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- Details
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- Definition
Research and Development Tax Credits Expiration Date No definition available.
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- Definition
Research and Development Tax Credits Extension Period under Tax Law. No definition available.
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- Definition
The component of income tax expense for the period representing the increase (decrease) in the entity's deferred tax assets and liabilities pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The domestic federal statutory tax rate applicable under enacted tax laws to the Company's pretax income from continuing operations for the period. The "statutory" tax rate is the regular tax rate if there are alternative tax systems. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The sum of the differences between total income tax expense or benefit as reported in the Income Statement for the period and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to nondeductible expenses under enacted tax laws, or differences in the methodologies used to determine expense amounts for financial statements prepared in accordance with generally accepted accounting principles and enacted tax laws. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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