| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/25/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/25/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/25/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/25/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/02/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/23/12 | 3 | Initial statement of beneficial ownership of securities |
|
3 | |
| 09/13/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/13/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/21/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/17/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |