| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 12/21/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/21/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/21/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/18/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/18/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/18/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/18/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/14/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/14/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 11/16/12 | Statement of changes in beneficial ownership of securities |
|
1 |