| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 11/21/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 11/21/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 11/21/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 11/16/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 08/20/12 | Quarterly report pursuant to Section 13 or 15(d) |
|
 |
51 | |
| 08/16/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 08/16/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 08/16/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 08/16/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 08/16/12 | Statement of changes in beneficial ownership of securities |
|
2 |