| Date | Form | Description | Docs | XBRL | Pages |
| 05/11/12 | 8-K | Current report filing |
|
4 | |
| 05/10/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/10/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/09/12 | 4 | Statement of changes in beneficial ownership of securities |
|
4 | |
| 05/09/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/09/12 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |
|
|
71 |
| 05/07/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/07/12 | 4 | Statement of changes in beneficial ownership of securities |
|
4 | |
| 05/07/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/07/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
