| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 12/31/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/18/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/15/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/09/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 07/19/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 07/13/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 07/13/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 07/13/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 07/13/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 07/13/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
