| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 07/18/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/17/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 05/17/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/17/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/17/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 05/17/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 07/05/11 | 3 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 07/05/11 | 3 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 07/05/11 | 3 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 07/05/11 | 3 | Statement of changes in beneficial ownership of securities |
|
2 |
