| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/24/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/24/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/24/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/24/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/24/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/24/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/24/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/15/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/02/12 | Quarterly report pursuant to Section 13 or 15(d) |
|
 |
26 | |
| 05/01/12 | Current report filing |
|
16 |