| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/12/13 | 3 | Initial statement of beneficial ownership of securities |
|
1 | |
| 02/12/13 | 3 | Initial statement of beneficial ownership of securities |
|
2 | |
| 02/11/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/05/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/05/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/14/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/10/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/03/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/29/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/27/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
