| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/12/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/09/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/03/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/25/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/23/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/19/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/09/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/28/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/12/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/23/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
