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Stockholders' Equity (Tables) | 9 Months Ended
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Jan. 23, 2015
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] |
Activity Related to Stock Options | The following table summarizes activity related to our stock options (in millions, except for exercise price and contractual term):
|  | Number of Shares |  |  | Weighted- Average Exercise Price |  |  | Weighted- Average Remaining Contractual Term (Years) |  |  | Aggregate Intrinsic Value |
Outstanding as of April 25, 2014 |  |  | 14.5 |  |  | $ | 34.10 |  |  |  |  |  |  |  |  |
Granted |  |  | 2.2 |  |  | $ | 36.64 |  |  |  |  |  |  |  |  |
Exercised |  |  | (4.0 | ) |  | $ | 25.33 |  |  |  |  |  |  |  |  |
Forfeited and expired |  |  | (0.4 | ) |  | $ | 43.40 |  |  |  |  |  |  |  |  |
Outstanding as of January 23, 2015 |  |  | 12.3 |  |  | $ | 37.03 |  |  |  | 3.85 |  |  | $ | 62.6 |
Vested and expected to vest as of January 23, 2015 |  |  | 11.8 |  |  | $ | 37.05 |  |  |  | 3.76 |  |  |  | 61.0 |
Exercisable as of January 23, 2015 |  |  | 8.1 |  |  | $ | 37.23 |  |  |  | 2.91 |  |  |  | 48.3 |
Additional Information Related to Stock Options | Additional information related to our stock options is summarized below (in millions):
|  | Nine Months Ended |
|  | January 23, 2015 |  |  | January 24, 2014 |
Intrinsic value of exercises |  | $ | 61.2 |  |  | $ | 81.3 |
Proceeds received from exercises |  | $ | 99.9 |  |  | $ | 147.7 |
Fair value of options vested |  | $ | 26.3 |  |  | $ | 36.0 |
Activity Related to Restricted Stock Units (RSUs) | The following table summarizes activity related to our restricted stock units (RSUs) (in millions, except for fair value):
|  | Number of Shares |  |  | Weighted- Average Grant Date Fair Value |
Outstanding as of April 25, 2014 |  |  | 13.2 |  |  | $ | 38.35 |
Granted |  |  | 6.3 |  |  |  | 35.80 |
Vested |  |  | (4.3 | ) |  |  | 40.05 |
Forfeited |  |  | (1.3 | ) |  |  | 37.71 |
Outstanding as of January 23, 2015 |  |  | 13.9 |  |  |  | 36.73 |
Number and Value of the Shares Netted for Employee Taxes | The number and value of the shares netted for employee taxes are summarized in the table below (in millions):
|  | Nine Months Ended |
|  | January 23, 2015 |  |  | January 24, 2014 |
Shares withheld for taxes |  |  | 1.4 |  |  |  | 1.3 |
Fair value of shares withheld |  | $ | 51.4 |  |  | $ | 51.4 |
Schedule of Employee Stock Purchase Plan (ESPP) Disclosures | The following table summarizes activity related to the purchase rights issued under the Employee Stock Purchase Plan (ESPP) (in millions):
|  | Nine Months Ended |
|  | January 23, 2015 |  |  | January 24, 2014 |
Shares issued under the ESPP |  |  | 3.4 |  |  |  | 3.8 |
Proceeds from issuance of shares |  | $ | 97.1 |  |  | $ | 95.5 |
Stock-Based Compensation Expense | Stock-based compensation expense is included in the condensed consolidated statements of operations as follows (in millions):
|  | Three Months Ended |  |  | Nine Months Ended |
|  | January 23, 2015 |  |  | January 24, 2014 |  |  | January 23, 2015 |  |  | January 24, 2014 |
Cost of product revenues |  | $ | 1.4 |  |  | $ | 1.5 |  |  | $ | 4.5 |  |  | $ | 4.2 |
Cost of service revenues |  |  | 4.0 |  |  |  | 4.6 |  |  |  | 12.4 |  |  |  | 12.8 |
Sales and marketing |  |  | 29.6 |  |  |  | 33.0 |  |  |  | 87.0 |  |  |  | 94.6 |
Research and development |  |  | 21.9 |  |  |  | 23.6 |  |  |  | 64.6 |  |  |  | 66.6 |
General and administrative |  |  | 9.1 |  |  |  | 9.2 |  |  |  | 27.6 |  |  |  | 27.6 |
Total stock-based compensation expense |  | $ | 66.0 |  |  | $ | 71.9 |  |  | $ | 196.1 |  |  | $ | 205.8 |
Income Tax Effects Associated with Employee Stock Transactions | Total income tax benefit associated with employee stock transactions and recognized in stockholders’ equity were as follows (in millions):
|  | Nine Months Ended |
|  | January 23, 2015 |  |  | January 24, 2014 |
Income tax benefit associated with employee stock transactions |  | $ | 54.0 |  |  | $ | 22.5 |
Summary of Activities Related to Stock Repurchase Program | The following table summarizes activity related to this program for the nine months ended January 23, 2015 (in millions, except per share information):
Number of shares repurchased |  |  | 23.1 |
Average price per share |  | $ | 39.73 |
Aggregate purchase price |  | $ | 918.9 |
Remaining authorization at end of period |  | $ | 205.9 |
Summary of Activities Related to Dividends on Common Stock | The following is a summary of our activities related to dividends on our common stock (in millions, except per share amounts):
|  | Nine Months Ended |
|  | January 23, 2015 |  |  | January 24, 2014 |
Dividends per share declared and paid |  | $ | 0.495 |  |  | $ | 0.450 |
Dividend payments allocated to additional paid-in capital |  | $ | 52.1 |  |  | $ | 50.4 |
Dividend payments allocated to retained earnings |  | $ | 104.8 |  |  | $ | 102.7 |
Reconciliation of Retained Earnings | A reconciliation of retained earnings for the nine months ended January 23, 2015 is as follows (in millions):
Balance as of April 25, 2014 |  | $ | 1.1 |
Net income |  |  | 425.0 |
Repurchases of common stock |  |  | (251.5 | )
Dividends |  |  | (104.8 | )
Balance as of January 23, 2015 |  | $ | 69.8 |
Accumulated Other Comprehensive Income (Loss) by Component Net of Tax | Changes in accumulated other comprehensive income (AOCI) by component, net of tax, for the nine months ended January 23, 2015 are summarized below (in millions):
|  | Foreign Currency Translation Adjustments |  |  | Defined Benefit Obligation Adjustments |  |  | Unrealized Gains on Available- for-Sale Securities |  |  | Unrealized Gains (Losses) on Derivatives Instruments |  |  | Total |
Balance as of April 25, 2014 |  | $ | 5.5 |  |  | $ | (4.8 | ) |  | $ | 8.9 |  |  | $ | (0.5 | ) |  | $ | 9.1 |
Other comprehensive income (loss) (OCI) before reclassifications, net of tax |  |  | (26.9 | ) |  |  | 1.1 |  |  |  | (1.4 | ) |  |  | 13.1 |  |  |  | (14.1 | )
Amounts reclassified from AOCI, net of tax |  |  | — |  |  |  | 0.3 |  |  |  | (0.1 | ) |  |  | (9.5 | ) |  |  | (9.3 | )
Net OCI |  |  | (26.9 | ) |  |  | 1.4 |  |  |  | (1.5 | ) |  |  | 3.6 |  |  |  | (23.4 | )
Balance as of January 23, 2015 |  | $ | (21.4 | ) |  | $ | (3.4 | ) |  | $ | 7.4 |  |  | $ | 3.1 |  |  | $ | (14.3 | )
Amounts Reclassified Out of Accumulated Other Comprehensive Income (Loss) | The amounts reclassified out of AOCI are as follows (in millions):
|  | Three Months Ended |  |  | Nine Months Ended |  |  |
|  | January 23, 2015 |  |  | January 24, 2014 |  |  | January 23, 2015 |  |  | January 24, 2014 |  |  |
|  | Amounts Reclassified from AOCI |  |  | Amounts Reclassified from AOCI |  |  | Statements of Operations Location
Recognized losses on defined benefit obligations |  | $ | 0.1 |  |  | $ | — |  |  | $ | 0.3 |  |  | $ | — |  |  | Operating expenses
Realized gains on available-for-sale securities |  |  | (0.3 | ) |  |  | — |  |  |  | (0.1 | ) |  |  | (1.1 | ) |  | Other income (expense), net
Realized (gains) losses on cash flow hedges |  |  | (15.7 | ) |  |  | (0.2 | ) |  |  | (9.5 | ) |  |  | 1.2 |  |  | Net revenues
Total reclassifications |  | $ | (15.9 | ) |  | $ | (0.2 | ) |  | $ | (9.3 | ) |  | $ | 0.1 |  |  |

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