| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/11/13 | Initial statement of beneficial ownership of securities |
|
2 | ||
| 12/20/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/19/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/18/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/17/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/13/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/13/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/12/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/11/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 09/18/12 | Statement of changes in beneficial ownership of securities |
|
2 |
