| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/03/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/28/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/28/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/28/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/28/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/28/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/28/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/28/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/28/11 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/28/11 | 3/A | Initial statement of beneficial ownership of securities |
|
1 |