Stockholders' Equity And Stock-Based Compensation (Tables)
| 12 Months Ended |
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Sep. 30, 2011 |
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| Stockholders' Equity And Stock-Based Compensation [Abstract] | |
| Schedule Of Stock-Based Compensation Expense By Plan | |
| Schedule Of Fair Value Of Stock-Based Awards Estimated Using Weighted-Average Assumptions |
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Fiscal Year Ended |
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September 25, 2009 |
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September 24, 2010 |
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September 30, 2011 |
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Expected life (in years) |
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5.02 |
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4.66 |
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4.40 |
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Risk-free interest rate |
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2.0 |
% |
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2.2 |
% |
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1.5 |
% |
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Expected stock price volatility |
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47.1 |
% |
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41.7 |
% |
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41.4 |
% |
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Dividend yield |
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— |
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— |
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— |
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| Summary Of Weighted-Average Fair Value Of Stock Options Granted And Total Intrinsic Value Of Stock Options Exercised |
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Fiscal Year Ended |
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September 25, 2009 |
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September 24, 2010 |
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September 30, 2011 |
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Weighted-average fair value at date of grant |
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$ |
14.32 |
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$ |
19.93 |
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$ |
22.31 |
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Intrinsic value of options exercised (in thousands) |
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29,523 |
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79,453 |
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46,649 |
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Fair value of options vested (in thousands) |
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17,448 |
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20,542 |
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26,442 |
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| Summary Of Stock Options Issued To Officers, Directors, And Employees Under 2000 Stock Incentive Plan And 2005 Stock Plan |
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Shares |
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Weighted Average Exercise Price |
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Weighted Average Remaining Contractual Life |
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Aggregate Intrinsic Value |
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(in thousands) |
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(in years) |
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(in thousands) |
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Options outstanding at September 24, 2010 |
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5,625 |
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$ |
35.05 |
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Grants |
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1,628 |
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62.30 |
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Exercises |
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(1,166 |
) |
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19.27 |
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Forfeitures |
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(286 |
) |
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49.07 |
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Options outstanding at September 30, 2011 |
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5,801 |
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45.19 |
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7.5 |
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$ |
8,358 |
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Options vested and expected to vest at September 30, 2011 |
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5,549 |
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44.94 |
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7.4 |
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8,358 |
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Options exercisable at September 30, 2011 |
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2,721 |
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34.91 |
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6.2 |
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8,357 |
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| Summary Of Stock Options Outstanding And Exercisable |
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Outstanding Options |
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Options Exercisable |
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Range of Exercise Price |
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Shares |
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Weighted Average Remaining Contractual Life |
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Weighted Average Exercise Price |
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Shares |
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Weighted Average Exercise Price |
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(in thousands) |
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(in years) |
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(in thousands) |
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$1.25 - $1.25 |
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5 |
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0.1 |
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$ |
1.25 |
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5 |
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$ |
1.25 |
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$1.26 - $1.26 |
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19 |
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1.2 |
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1.26 |
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19 |
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1.26 |
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$2.08 - $6.28 |
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161 |
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2.6 |
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2.08 |
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161 |
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2.08 |
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$6.29 - $19.21 |
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282 |
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3.5 |
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15.68 |
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282 |
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15.68 |
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$19.22 - 28.12 |
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64 |
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5.0 |
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22.45 |
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60 |
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22.08 |
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$28.13 - $38.20 |
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1,526 |
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6.7 |
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31.61 |
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1,052 |
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31.17 |
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$38.21 - $48.14 |
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539 |
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7.6 |
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43.38 |
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248 |
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42.81 |
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$48.15 - $51.18 |
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507 |
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6.6 |
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48.35 |
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343 |
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48.25 |
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$51.19 and above |
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2,698 |
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8.8 |
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59.22 |
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551 |
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52.50 |
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5,801 |
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2,721 |
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| Summary Of Restricted Stock Units Issued To Officers, Directors And Employees Under 2005 Stock Incentive Plan |
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Shares |
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Weighted Average Fair Value |
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(in thousands) |
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Non-vested at September 24, 2010 |
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823 |
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$ |
44.91 |
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Granted |
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484 |
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61.62 |
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Vested |
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(292 |
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43.46 |
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Forfeitures |
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(69 |
) |
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47.67 |
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Non-vested at September 30, 2011 |
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946 |
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53.71 |
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