Share Repurchase Programs (Notes)	9 Months Ended
Sep. 30, 2014
Payments for Repurchase of Equity [Abstract]
Share Repurchase Programs	Share Repurchase Program On December 17, 2013, the Company's Board of Directors authorized a new share repurchase program for up to $6.0 billion of outstanding common stock (the "2013 Repurchase Program"). On September 19, 2012, the Company’s Board of Directors authorized a share repurchase program for up to $6.0 billion of outstanding common stock (the “2012 Repurchase Program”). The share repurchase authorizations, each of which was effective immediately, permitted the Company to effect repurchases from time to time through a combination of open market repurchases, privately negotiated transactions, accelerated share repurchase transactions, and/or other derivative transactions. During the three months ended September 30, 2014, the Company repurchased an aggregate of approximately 10.2 million shares of common stock for approximately $0.8 billion pursuant to the 2013 Repurchase Program. During the nine months ended September 30, 2014, the Company repurchased an aggregate of approximately 37.2 million shares of common stock for approximately $2.8 billion pursuant to the 2013 and 2012 Repurchase Programs. As of September 30, 2014, approximately $3.9 billion remained available for future repurchases under the 2013 Repurchase Program and the 2012 Repurchase Program was complete. The 2013 Repurchase Program may be modified or terminated by the Board of Directors at any time.

Share Repurchase Program

On December 17, 2013, the Company's Board of Directors authorized a new share repurchase program for up to $6.0 billion of outstanding common stock (the "2013 Repurchase Program"). On September 19, 2012, the Company’s Board of Directors authorized a share repurchase program for up to $6.0 billion of outstanding common stock (the “2012 Repurchase Program”). The share repurchase authorizations, each of which was effective immediately, permitted the Company to effect repurchases from time to time through a combination of open market repurchases, privately negotiated transactions, accelerated share repurchase transactions, and/or other derivative transactions.

During the three months ended September 30, 2014, the Company repurchased an aggregate of approximately 10.2 million shares of common stock for approximately $0.8 billion pursuant to the 2013 Repurchase Program. During the nine months ended September 30, 2014, the Company repurchased an aggregate of approximately 37.2 million shares of common stock for approximately $2.8 billion pursuant to the 2013 and 2012 Repurchase Programs. As of September 30, 2014, approximately $3.9 billion remained available for future repurchases under the 2013 Repurchase Program and the 2012 Repurchase Program was complete. The 2013 Repurchase Program may be modified or terminated by the Board of Directors at any time.