| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/21/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/21/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/21/13 | 5 | Annual statement of changes in beneficial ownership of securities |
|
2 | |
| 02/21/13 | 5 | Annual statement of changes in beneficial ownership of securities |
|
2 | |
| 01/09/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/29/12 | 3 | Initial statement of beneficial ownership of securities |
|
1 | |
| 10/26/12 | 3 | Initial statement of beneficial ownership of securities |
|
2 | |
| 10/05/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/05/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/27/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
