| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 12/10/12 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 12/10/12 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 12/10/12 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 12/10/12 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 12/10/12 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 12/10/12 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 12/10/12 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 11/20/12 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 11/07/12 | Quarterly report pursuant to Section 13 or 15(d) |   |     | 52 | |
| 11/07/12 | Current report filing |   | 3 |