| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/16/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/16/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/10/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/29/13 | 3 | Initial statement of beneficial ownership of securities |
|
2 | |
| 04/18/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/18/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/11/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/07/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/07/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/07/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |