| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 06/07/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 06/07/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/07/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 04/30/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 04/30/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 04/24/13 | Initial statement of beneficial ownership of securities |
|
1 | ||
| 04/08/13 | Initial statement of beneficial ownership of securities |
|
1 | ||
| 04/08/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 04/08/13 | Initial statement of beneficial ownership of securities |
|
1 | ||
| 03/25/13 | Initial statement of beneficial ownership of securities |
|
2 |