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Stockholders' Equity And Stock-Based Compensation (Tables) | 6 Months Ended
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Apr. 01, 2016
Stockholders' Equity And Stock-Based Compensation [Abstract] |
Summary Of Stock Options Issued To Officers, Directors, And Employees Under 2000 Stock Incentive Plan And 2005 Stock Plan | The following table summarizes information about all stock options issued under our 2005 Stock Plan:
| Shares | Weighted-Average Exercise Price | Weighted-Average Remaining Contractual Life | Aggregate Intrinsic Value (1)
| (in thousands) |  | (in years) | (in thousands)
Options outstanding at September 25, 2015 | 8,835 |  | $ | 35.85 |  |  |
Grants | 2,187 |  | 33.21 |  |  |
Exercises | (345 | ) | 29.18 |  |  |
Forfeitures and cancellations | (230 | ) | 40.32 |  |  |
Options outstanding at April 1, 2016 | 10,447 |  | 35.41 |  | 7.3 | $ | 83,774 |
Options vested and expected to vest at April 1, 2016 | 9,718 |  | 35.35 |  | 7.2 | 78,586 |
Options exercisable at April 1, 2016 | 5,451 |  | $ | 33.90 |  | 6.0 | 51,366 |
(1) | Aggregate intrinsic value is based on the closing price of our common stock on April 1, 2016 of $43.37 and excludes the impact of options that were not in-the-money.
Summary Of Restricted Stock Units Issued To Officers, Directors And Employees Under 2005 Stock Incentive Plan | The following table summarizes information about RSUs issued under our 2005 Stock Plan:
| Shares | Weighted-Average Grant Date Fair Value
| (in thousands) |
Non-vested at September 25, 2015 | 2,830 |  | $ | 40.73 |
Granted | 1,260 |  | 33.57 |
Vested | (953 | ) | 36.45 |
Forfeitures | (113 | ) | 38.76 |
Non-vested at April 1, 2016 | 3,024 |  | $ | 39.17 |
Schedule Of Fair Value Of Stock-Based Awards Estimated Using Weighted-Average Assumptions | The weighted-average assumptions used in the determination of the fair value of our stock options were as follows:
| Fiscal Quarter Ended |  | Fiscal Year-To-Date Ended
| April 1, 2016 | March 27, 2015 |  | April 1, 2016 | March 27, 2015
Expected term (in years) | 5.24 |  | 5.21 |  |  | 5.24 |  | 4.60 |
Risk-free interest rate | 1.5 | % | 1.6 | % |  | 1.7 | % | 1.5 | %
Expected stock price volatility | 30.1 | % | 29.5 | % |  | 29.8 | % | 29.7 | %
Dividend yield | 1.4 | % | 1.0 | % |  | 1.4 | % | 0.9 | %
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs | The following two tables separately present stock-based compensation expense both by award type and classification in our consolidated statements of operations (in thousands): Expense - By Award Type
| Fiscal Quarter Ended |  | Fiscal Year-To-Date Ended
| April 1, 2016 | March 27, 2015 |  | April 1, 2016 | March 27, 2015
Compensation Expense - By Type |  |  |  |  |
Stock options | $ | 4,998 |  | $ | 5,729 |  |  | $ | 11,364 |  | $ | 12,012 |
Restricted stock units | 10,267 |  | 10,077 |  |  | 22,343 |  | 20,292 |
Employee stock purchase plan | 821 |  | 861 |  |  | 1,759 |  | 2,205 |
Total stock-based compensation | 16,086 |  | 16,667 |  |  | 35,466 |  | 34,509 |
Benefit from income taxes | (4,706 | ) | (4,890 | ) |  | (10,412 | ) | (10,041 | )
Total stock-based compensation, net of tax | $ | 11,380 |  | $ | 11,777 |  |  | $ | 25,054 |  | $ | 24,468 |
Expense - By Income Statement Line Item Classification
| Fiscal Quarter Ended |  | Fiscal Year-To-Date Ended
| April 1, 2016 | March 27, 2015 |  | April 1, 2016 | March 27, 2015
Compensation Expense - By Classification |  |  |  |
Cost of products | $ | 219 |  | $ | 224 |  |  | $ | 499 |  | $ | 470 |
Cost of services | 114 |  | 115 |  |  | 243 |  | 237 |
Research and development | 4,268 |  | 4,938 |  |  | 9,375 |  | 10,212 |
Sales and marketing | 6,441 |  | 5,576 |  |  | 14,151 |  | 11,485 |
General and administrative | 5,044 |  | 5,814 |  |  | 11,198 |  | 12,105 |
Total stock-based compensation | 16,086 |  | 16,667 |  |  | 35,466 |  | 34,509 |
Benefit from income taxes | (4,706 | ) | (4,890 | ) |  | (10,412 | ) | (10,041 | )
Total stock-based compensation, net of tax | $ | 11,380 |  | $ | 11,777 |  |  | $ | 25,054 |  | $ | 24,468 |
Schedule of Tax Benefit from Exercise of Options | This benefit was as follows (in thousands):
| Fiscal Quarter Ended |  | Fiscal Year-To-Date Ended
| April 1, 2016 | March 27, 2015 |  | April 1, 2016 | March 27, 2015
Tax benefit - stock option exercises & shares issued under ESPP | $ | 28 |  | $ | 19 |  |  | $ | 123 |  | $ | 187 |
Schedule of Stock Repurchase Authorizations | The following table summarizes the initial amount of authorized repurchases as well as additional repurchases approved by our Board of Directors as of April 1, 2016 (in thousands):
Authorization Period | Authorization Amount
Fiscal 2010: November 2009 | $ | 250,000 |
Fiscal 2010: July 2010 | 300,000 |
Fiscal 2011: July 2011 | 250,000 |
Fiscal 2012: February 2012 | 100,000 |
Fiscal 2015: October 2014 | 200,000 |
Total | $ | 1,100,000 |
Schedule of Stock Repurchase Activity | The following table provides information regarding share repurchase activity under the program during fiscal 2016:
Quarterly Repurchase Activity | Shares Repurchased | Cost (1) | Average Price Paid Per Share (2)
|  | (in thousands) |
Q1 - Quarter ended January 1, 2016 | 1,140,700 |  | $ | 39,449 |  | $ | 34.57 |
Q2 - Quarter ended April 1, 2016 | 975,745 |  | 37,407 |  | 38.32 |
Total | 2,116,445 |  | $ | 76,856 |  |
(1) | Cost of share repurchases includes the price paid per share and applicable commissions.
(2) | Average price paid per share excludes commission costs.
Dividends Declared | In October 2014, our Board of Directors initiated a recurring quarterly dividend program for our stockholders. The following table summarizes the dividend payments made under the program during fiscal 2016:
Fiscal Period | Declaration Date | Record Date | Payment Date | Cash Dividend Per Common Share | Dividend Payment |
Fiscal 2016 |  |  |  |  |  |
Q1 - Quarter ended January 1, 2016 | January 25, 2016 | February 8, 2016 | February 17, 2016 | $ | 0.12 |  | $12.1 million |
Q2 - Quarter ended April 1, 2016 | April 25, 2016 | May 9, 2016 | May 18, 2016 | $ | 0.12 |  | $12.0 million | (1)
(1) | The amount of the dividend payment is estimated based on the number of shares of our Class A and Class B common stock that we estimate will be outstanding as of the Record Date.

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