| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 09/21/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/21/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/21/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/20/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/20/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/20/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/17/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/16/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/15/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/26/12 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 |
