| Date | Acquired | Amount |
|---|---|---|
| Mar 02, 2017 |
|
Undisclosed amount |
| Jun 20, 2014 |
|
Undisclosed amount |
| Jan 03, 2011 |
|
$ 700,000 |
| Oct 09, 2001 |
|
Undisclosed amount |
| Nov 29, 2000 |
|
$ 10,000,000 |
| Aug 09, 2000 |
|
$ 366,330,000 |
