| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/25/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/25/13 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 02/01/13 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 01/24/13 | 3 | Initial statement of beneficial ownership of securities |
|
2 | |
| 01/17/13 | 3 | Initial statement of beneficial ownership of securities |
|
1 | |
| 01/04/13 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 01/03/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/03/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/03/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/03/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |