| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 11/15/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/15/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/12/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/11/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/07/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/07/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/07/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/07/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/25/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 07/14/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
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