| Aug 31, 2017 |
|
Undisclosed amount |
| Jun 07, 2017 |
|
Undisclosed amount |
| Jun 02, 2017 |
|
Undisclosed amount |
| Nov 07, 2016 |
|
Undisclosed amount |
| Nov 02, 2016 |
|
$ 800,000,000 |
| Oct 14, 2016 |
|
Undisclosed amount |
| Jun 16, 2016 |
|
$ 350,000,000 |
| Mar 28, 2016 |
|
Undisclosed amount |
| Feb 18, 2016 |
|
$ 500,000,000 |
| Jan 06, 2016 |
|
Undisclosed amount |
| Nov 30, 2015 |
|
Undisclosed amount |
| Jul 30, 2014 |
|
Undisclosed amount |
| Jul 18, 2014 |
|
$ 480,000,000 |
| Jun 02, 2014 |
|
$ 447,000,000 |
| Feb 17, 2014 |
|
Undisclosed amount |
| May 13, 2013 |
|
Undisclosed amount |
| Mar 01, 2011 |
|
Undisclosed amount |
| Jul 27, 2004 |
|
Undisclosed amount |
| Feb 13, 2004 |
|
Undisclosed amount |
| Feb 10, 2004 |
|
Undisclosed amount |
| Apr 16, 2003 |
|
$ 100,000,000 |