| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/09/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 03/09/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 01/13/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 11/08/11 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 11/08/11 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 11/08/11 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 11/08/11 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 10/04/11 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 10/04/11 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 10/04/11 | 4 | Statement of changes in beneficial ownership of securities |
|
1 |
