| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/19/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/19/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/19/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/19/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/11/12 | 8-K | Current report filing |
|
4 | |
| 01/03/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/30/11 | 8-K | Current report filing |
|
8 | |
| 12/20/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/20/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/16/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
