| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/04/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/03/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/03/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/03/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/03/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/22/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/22/11 | Current report filing |
|
28 | ||
| 12/20/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/20/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/20/11 | Statement of changes in beneficial ownership of securities |
|
2 |