| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/28/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/28/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/28/13 | 3 | Initial statement of beneficial ownership of securities |
|
3 | |
| 11/14/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/14/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/14/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/14/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/12/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/12/12 | 3 | Initial statement of beneficial ownership of securities |
|
2 | |
| 09/07/12 | 3 | Initial statement of beneficial ownership of securities |
|
3 |