| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/25/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/11/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/28/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/14/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/06/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/30/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/16/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/08/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/02/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/19/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
