| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/23/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/23/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/23/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/22/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/22/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/22/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/22/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/22/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/16/12 | 8-K | Current report filing |
|
18 | |
| 02/15/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
