| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/03/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/03/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/09/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/09/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/09/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/09/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/09/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/09/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/16/11 | 4/A | Statement of changes in beneficial ownership of securities |
|
1 | |
| 10/11/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |