| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/25/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/25/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/25/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/13/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/13/12 | 3 | Statement of changes in beneficial ownership of securities |
|
4 | |
| 10/19/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/19/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/19/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/19/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/19/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |