| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/14/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/14/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/14/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/06/13 | 3 | Initial statement of beneficial ownership of securities |
|
3 | |
| 10/19/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/16/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/07/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/07/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/01/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/04/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |