| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/03/13 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 01/03/13 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 01/03/13 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 01/03/13 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 01/03/13 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 01/03/13 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 01/03/13 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 12/13/12 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 12/12/12 | Current report filing |   | 2 | ||
| 12/11/12 | Current report filing |   | 15 | 
