| Dec 11, 2014 |
|
$ 438,000,000 |
| Sep 11, 2014 |
|
$ 2,800,000,000 |
| Aug 06, 2014 |
|
$ 42,000,000 |
| Jan 28, 2014 |
|
Undisclosed amount |
| Jul 02, 2012 |
|
Undisclosed amount |
| Nov 08, 2011 |
|
Undisclosed amount |
| Sep 01, 2011 |
|
Undisclosed amount |
| Aug 03, 2011 |
|
Undisclosed amount |
| Jun 22, 2011 |
|
$ 100,000,000 |
| Mar 17, 2010 |
|
$ 160,000,000 |
| Jan 01, 2002 |
|
$ 8,000,000 |