| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/12/13 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 04/12/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/22/13 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 03/22/13 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 03/22/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/22/13 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 03/22/13 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 01/09/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/09/13 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 01/09/13 | 4 | Statement of changes in beneficial ownership of securities |
|
3 |
