| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/01/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/18/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/17/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/13/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/11/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/06/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/16/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/12/12 | 3 | Initial statement of beneficial ownership of securities |
|
3 | |
| 09/10/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/07/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
