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v2.3.0.11

Income Taxes (Details) (USD $) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jul. 01, 2011 | Jul. 02, 2010 | Jul. 01, 2011 | Jul. 02, 2010
Tax provisions | $ 20,211,000 | $ 17,933,000 | $ 53,604,000 | $ 39,829,000
Federal statutory rate | 35.00% | 35.00% | 35.00% | 35.00%
Federal research and development tax credits |  |  | 4,800,000 |
Change in gross unrecognized tax benefits |  |  | 2,800,000 |
Gross unrecognized tax benefits | 26,600,000 |  | 26,600,000 |
Unrecognized tax benefits that would impact the effective tax rate, if recognized | 17,800,000 |  | 17,800,000 |
Preliminary valuation allowance related to acquisition |  |  | 15,700,000 |
Interest related to unrecognized tax benefits | 200,000 |  |  |
United States [Member] |  |  |  |
Tax provisions | 17,600,000 | 17,600,000 | 49,200,000 | 39,000,000
Valuation allowance related to deferred tax assets | 24,000,000 |  | 24,000,000 |
Need to generate future taxable income to utilize all of its deferred tax assets | 153,000,000 |  | 153,000,000 |
Foreign Country [Member] |  |  |  |
Tax provisions | 2,600,000 | 300,000 | 4,400,000 | 800,000
Valuation allowance related to deferred tax assets | $ 1,600,000 |  | $ 1,600,000 |

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