| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/01/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/01/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/01/13 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 02/27/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/14/13 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 02/14/13 | 3 | Initial statement of beneficial ownership of securities |
|
3 | |
| 12/05/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/30/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/30/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/30/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
