| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 11/13/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/13/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/06/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/03/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/01/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 07/27/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 07/27/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 07/27/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 07/27/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 07/27/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
