| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/15/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/13/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/13/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/13/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/13/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/02/13 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 12/26/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/20/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/19/12 | 3 | Initial statement of beneficial ownership of securities |
|
2 | |
| 12/17/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
