|
Shareholders' Equity Repurchase Activity (Details) (USD $)
Share data in Millions, unless otherwise specified |
9 Months Ended | ||
|---|---|---|---|
|
Sep. 30, 2014
|
Sep. 30, 2013
|
Jul. 15, 2014
|
|
| Repurchase Activity [Abstract] | |||
| Number of shares repurchased | 13.3 | ||
| Stock Repurchase Program, Repurchase Authorization Increase | $ 4,800,000,000 | ||
| Shares repurchased | (800,000,000) | (4,356,000,000) | |
| Stock Repurchase Program, Remaining Authorized Repurchase Amount | 5,700,000,000 | ||
| Treasury Stock Shares Acquired From Inception | 201 | ||
| Treasury Stock Value Acquired Cost Method From Inception | $ 8,400,000,000 | ||