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Employee Stock Plans (Tables) | 12 Months Ended
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Jan. 28, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Disclosure of Share-based Compensation Arrangements by Share-based Payment Award | Stock-based compensation expense and the total intrinsic value of stock options exercised follow.
in millions | Fiscal |  | Fiscal |  | Fiscal
2017 |  | 2016 |  | 2015
Stock-based compensation expense related to stock options | $ | 20 |  |  | $ | 26 |  |  | $ | 26 |
Total intrinsic value of stock options exercised | 223 |  |  | 140 |  |  | 206 |
Details regarding outstanding and exercisable stock options at the end of fiscal 2017 follow.
shares in thousands, dollars in millions, except for per share amounts |  | Number of Shares |  | Intrinsic Value |  | Weighted Average Remaining Life |  | Weighted Average Exercise Price
Outstanding |  | 7,196 |  |  | $ | 895 |  |  | 6 years |  | $ | 82.85 |
Exercisable |  | 3,757 |  |  | 575 |  |  | 4 years |  | 54.13 |
Recognized stock-based compensation expense related to restricted stock and performance shares is presented below.
in millions | Fiscal |  | Fiscal |  | Fiscal
2017 |  | 2016 |  | 2015
Stock-based compensation expense related to restricted stock and performance shares | $ | 209 |  |  | $ | 199 |  |  | $ | 180 |
Recognized stock-based compensation expense related to ESPPs follows.
in millions | Fiscal |  | Fiscal |  | Fiscal
2017 |  | 2016 |  | 2015
Stock-based compensation expense related to ESPPs | $ | 28 |  |  | $ | 26 |  |  | $ | 23 |
Recorded stock-based compensation expense related to deferred shares follows.
in millions | Fiscal |  | Fiscal |  | Fiscal
2017 |  | 2016 |  | 2015
Stock-based compensation expense related to deferred shares | $ | 16 |  |  | $ | 16 |  |  | $ | 15 |
The total fair value of restricted stock and performance shares that vested during the fiscal year follow.
in millions | Fiscal |  | Fiscal |  | Fiscal
2017 |  | 2016 |  | 2015
Total fair value vested | $ | 309 |  |  | $ | 354 |  |  | $ | 382 |
A summary of restricted stock and performance shares activity by number of shares and weighted average grant date fair value is presented below.
shares in thousands | Number of Shares |  | Weighted Average Grant Date Fair Value
Outstanding at January 29, 2017 | 5,452 |  |  | $ | 103.41 |
Granted | 1,769 |  |  | 144.12 |
Vested | (2,093 | ) |  | 90.25 |
Forfeited | (399 | ) |  | 120.38 |
Outstanding at January 28, 2018 | 4,729 |  |  | 123.03 |
The per share weighted average fair value of stock options granted and the assumptions used in determining fair value at the date of grant using the Black-Scholes option-pricing model follow.
| Fiscal |  | Fiscal |  | Fiscal
| 2017 |  | 2016 |  | 2015
Per share weighted average fair value | $ | 21.85 |  |  | $ | 20.26 |  |  | $ | 18.54 |
Risk-free interest rate | 1.9 | % |  | 1.4 | % |  | 1.4 | %
Assumed volatility | 19.4 | % |  | 20.7 | % |  | 20.8 | %
Assumed dividend yield | 2.4 | % |  | 2.1 | % |  | 2.0 | %
Assumed lives of options | 5 years |  |  | 5 years |  |  | 5 years |
A summary of stock option activity by number of shares and weighted average exercise price follows.
shares in thousands | Number of Shares |  | Weighted Average Exercise Price
Outstanding at January 29, 2017 | 8,720 |  |  | $ | 70.69 |
Granted | 648 |  |  | 148.04 |
Exercised | (2,029 | ) |  | 48.64 |
Forfeited | (143 | ) |  | 122.43 |
Outstanding at January 28, 2018 | 7,196 |  |  | 82.85 |

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- Definition Tabular disclosure of components of a stock option or other award plan under which equity-based compensation is awarded to employees, typically comprised of the amount of unearned compensation (deferred compensation cost), compensation expense, and changes in the quantity and fair value of the shares (or other type of equity) granted, exercised, forfeited, and issued and outstanding pertaining to that plan. Disclosure may also include nature and general terms of such arrangements that existed during the period and potential effects of those arrangements on shareholders, effect of compensation cost arising from equity-based payment arrangements on the income statement, method of estimating the fair value of the goods or services received, or the fair value of the equity instruments granted, during the period, cash flow effects resulting from equity-based payment arrangements and, for registrants that accelerate vesting of out of the money share options, reasons for the decision to accelerate. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5047-113901 + Details
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