Earnings Per Share And Shareholders' Equity (Dividends) (Details) - USD ($) $ / shares in Units, $ in Millions |
3 Months Ended | 9 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
Oct. 29, 2016 |
Jul. 30, 2016 |
Apr. 30, 2016 |
Oct. 31, 2015 |
Aug. 01, 2015 |
May 02, 2015 |
Oct. 29, 2016 |
Oct. 31, 2015 |
|
| Earnings Per Share And Shareholders' Equity [Abstract] | ||||||||
| Ordinary Dividends | $ 0.60 | $ 0.60 | $ 0.60 | $ 0.50 | $ 0.50 | $ 0.5 | $ 1.8 | $ 1.5 |
| Special Dividends | 0 | 0 | 2 | 0 | 0 | 2 | 2 | 2 |
| Total Dividends | $ 0.6 | $ 0.6 | $ 2.6 | $ 0.5 | $ 0.5 | $ 2.5 | $ 3.8 | $ 3.5 |
| Total Paid | $ 173 | $ 173 | $ 750 | $ 146 | $ 146 | $ 734 | $ 1,096 | $ 1,026 |