| Jun 19, 2015 |
|
Undisclosed amount |
| Jan 28, 2015 |
|
Undisclosed amount |
| Dec 31, 2014 |
|
Undisclosed amount |
| Dec 19, 2014 |
|
$ 86,000,000 |
| Nov 13, 2014 |
|
Undisclosed amount |
| Jun 19, 2014 |
|
$ 53,800,000 |
| Feb 28, 2014 |
|
Undisclosed amount |
| May 13, 2013 |
|
Undisclosed amount |
| May 01, 2012 |
|
Undisclosed amount |
| Jan 25, 2012 |
|
$ 175,000,000 |
| Jan 20, 2012 |
|
Undisclosed amount |
| Oct 12, 2011 |
|
Undisclosed amount |
| Jun 27, 2011 |
|
Undisclosed amount |
| Dec 13, 2010 |
|
$ 4,000,000 |
| Jul 13, 2010 |
|
Undisclosed amount |
| Jun 05, 2008 |
|
Undisclosed amount |
| Oct 04, 2007 |
|
Undisclosed amount |
| Jun 18, 2007 |
|
Undisclosed amount |
| Jan 10, 2007 |
|
Undisclosed amount |
| Jan 10, 2007 |
|
Undisclosed amount |
| Nov 02, 2006 |
|
Undisclosed amount |
| Apr 24, 2006 |
|
Undisclosed amount |