| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/21/13 | Initial statement of beneficial ownership of securities |
|
3 | ||
| 05/10/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/12/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/11/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/11/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/06/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/07/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/05/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/14/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/11/13 | Initial statement of beneficial ownership of securities |
|
2 |
