| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 12/31/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/26/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/20/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/14/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/12/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/10/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/05/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/30/12 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 11/29/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/26/12 | 4 | Statement of changes in beneficial ownership of securities |
|
3 |
