| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 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 | |
| 11/20/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/16/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/15/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/14/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/14/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/31/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/27/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
