| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/31/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/31/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/29/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/17/12 | Current report filing |
|
3 | ||
| 05/17/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/17/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/17/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/17/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/17/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/17/12 | Statement of changes in beneficial ownership of securities |
|
1 |