| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/09/12 | 3 | Initial statement of beneficial ownership of securities |
|
2 | |
| 02/03/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/01/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/27/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/26/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/26/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/26/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/26/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/26/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/26/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
