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Stockholders' Equity (Tables) | 12 Months Ended
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Sep. 28, 2012
Stockholders' Equity Note [Abstract] |
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] | The following table represents a summary of the Company's stock options for the year ended September 28, 2012:
| Shares (in thousands) |  | Weighted average exercise price |  | Weighted average remaining contractual life (in years) |  | Aggregate intrinsic value (in thousands)
Balance outstanding at September 30, 2011 | 12,403 |  |  | $ | 13.45 |  |  |  |  |
Granted | 2,609 |  |  | $ | 18.91 |  |  |  |  |
Options assumed (1) | 1,122 |  |  | $ | 21.00 |  |  |  |  |
Exercised | (3,574 | ) |  | $ | 10.90 |  |  |  |  |
Canceled/forfeited | (676 | ) |  | $ | 23.44 |  |  |  |  |
Balance outstanding at September 28, 2012 | 11,884 |  |  | $ | 15.57 |  |  | 4.6 |  |  | $ | 100,504 |
Exercisable at September 28, 2012 | 5,009 |  |  | $ | 11.63 |  |  | 3.8 |  |  | $ | 62,098 |
(1) Includes stock options assumed in the acquisition of AATI, see Note 3.
Schedule of Other Share-based Compensation, Activity [Table Text Block] | The following table represents a summary of the Company's restricted stock awards, RSUs and performance award transactions:
| Shares (In thousands) |  | Weighted average grant date fair value
Non-vested awards outstanding at September 30, 2011 | 4,673 |  |  | $ | 17.67 |
Granted | 3,560 |  |  | $ | 19.31 |
RSUs assumed (1) | 372 |  |  | $ | 11.82 |
Vested | (2,502 | ) |  | $ | 15.11 |
Canceled/forfeited | (182 | ) |  | $ | 18.91 |
Non-vested awards outstanding at September 28, 2012 | 5,921 |  |  | $ | 19.79 |
(1) Includes RSUs assumed in the acquisition of AATI, see Note 3.
Schedule of Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Grant Date Intrinsic Value [Table Text Block] | The following table summarizes the total intrinsic value for stock options exercised and awards vested (i.e., the difference between the market price at the exercise and the price paid by the employees to exercise the awards) (in thousands):
| Fiscal Years Ended
| September 28 2012 |  | September 30 2011 |  | October 1 2010
Options | $ | 54,460 |  |  | $ | 90,062 |  |  | $ | 40,837 |
Awards | $ | 53,759 |  |  | $ | 53,569 |  |  | $ | 15,030 |
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block] | The following table summarizes pre-tax share-based compensation expense by financial statement line (in thousands):
| Fiscal Years Ended
| September 28, 2012 |  | September 30, 2011 |  | October 1, 2010
Cost of sales | $ | 9,419 |  |  | $ | 7,557 |  |  | $ | 3,857 |
Research and development | 27,982 |  |  | 18,100 |  |  | 7,419 |
Selling, general and administrative | 34,771 |  |  | 32,681 |  |  | 29,465 |
Share-based compensation expense included in operating expenses | $ | 72,172 |  |  | $ | 58,338 |  |  | $ | 40,741 |
Schedule of Unrecognized Compensation Cost, Nonvested Awards [Table Text Block] | The following table summarizes total compensation costs related to unvested awards not yet recognized and the weighted average period over which it is expected to be recognized at September 28, 2012:
| Unrecognized compensation cost for unvested awards (in thousands) |  | Weighted average remaining recognition period (in years)
Options | $ | 36,767 |  |  | 2.1 |
Awards | $ | 51,951 |  |  | 1.5 |
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] | The fair value of each stock option is estimated on the date of the grant using the Black-Scholes option pricing model with the following weighted average assumptions. The fair value of the restricted and performance awards is equal to the closing market price of the Company's common stock on the date of grant.
| Fiscal Years Ended
| September 28, 2012 |  | September 30, 2011 |  | October 1, 2010
Expected volatility | 59.21 | % |  | 49.26 | % |  | 56.19 | %
Risk free interest rate (7 year contractual life options) | 0.52 | % |  | 0.63 | % |  | 1.12 | %
Dividend yield | 0.00 |  |  | 0.00 |  |  | 0.00 |
Expected option life (7 year contractual life options) | 4.09 |  |  | 4.10 |  |  | 4.23 |

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- Definition Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.F) -URI http://asc.fasb.org/extlink&oid=6793087&loc=d3e301413-122809 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph g(1) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 64 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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