| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/13/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/13/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/13/13 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 01/08/13 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/28/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/27/12 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/27/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/02/12 | 3 | Initial statement of beneficial ownership of securities |
|
2 | |
| 08/09/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/09/12 | 3 | Initial statement of beneficial ownership of securities |
|
1 |
