| Aug 31, 2017 |
|
Undisclosed amount |
| Aug 02, 2017 |
|
Undisclosed amount |
| Jan 31, 2017 |
|
Undisclosed amount |
| Jan 29, 2017 |
|
Undisclosed amount |
| Apr 12, 2016 |
|
Undisclosed amount |
| Dec 07, 2015 |
|
Undisclosed amount |
| Apr 22, 2015 |
|
Undisclosed amount |
| Jul 01, 2014 |
|
Undisclosed amount |
| Feb 11, 2014 |
|
Undisclosed amount |
| Jan 07, 2014 |
|
Undisclosed amount |
| Jan 07, 2014 |
|
Undisclosed amount |
| Nov 26, 2013 |
|
Undisclosed amount |
| Sep 08, 2013 |
|
$ 1,200,000,000 |
| Jun 04, 2013 |
|
Undisclosed amount |
| Nov 08, 2012 |
|
Undisclosed amount |
| Dec 02, 2011 |
|
Undisclosed amount |
| May 31, 2011 |
|
Undisclosed amount |
| Dec 21, 2010 |
|
$ 675,000,000 |
| Dec 01, 2010 |
|
Undisclosed amount |
| Nov 01, 2010 |
|
Undisclosed amount |
| Jun 04, 2010 |
|
Undisclosed amount |
| Feb 15, 2010 |
|
Undisclosed amount |
| Dec 18, 2009 |
|
Undisclosed amount |
| Aug 26, 2008 |
|
Undisclosed amount |
| Mar 18, 2008 |
|
Undisclosed amount |
| Nov 02, 2007 |
|
Undisclosed amount |
| Mar 22, 2007 |
|
Undisclosed amount |
| Oct 06, 2006 |
|
Undisclosed amount |
| Jul 12, 2004 |
|
Undisclosed amount |
| Jan 23, 2004 |
|
Undisclosed amount |
| Oct 31, 2001 |
|
Undisclosed amount |
| May 03, 2001 |
|
Undisclosed amount |
| Dec 10, 1998 |
|
$ 200,000,000 |