| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/01/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/01/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/01/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/01/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/19/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/09/10 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 11/05/10 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/03/10 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 11/01/10 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/01/10 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
