| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/04/13 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 07/06/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 06/25/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 06/19/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 06/19/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 06/19/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 06/19/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 06/19/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 06/19/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 06/19/12 | Statement of changes in beneficial ownership of securities |
|
1 |