| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 06/26/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 06/26/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/26/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/26/12 | 3 | Initial statement of beneficial ownership of securities |
|
3 | |
| 06/26/12 | 3 | Initial statement of beneficial ownership of securities |
|
2 | |
| 04/25/12 | 3 | Initial statement of beneficial ownership of securities |
|
3 | |
| 02/23/12 | 3 | Initial statement of beneficial ownership of securities |
|
3 | |
| 02/23/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 02/14/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 02/14/12 | 4 | Statement of changes in beneficial ownership of securities |
|
3 |
