| Date | Form | Description | Docs | XBRL | Pages |
| 03/27/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 03/27/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/27/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 03/27/12 | 144 | Filing for proposed sale of securities under Rule 144 |
|
2 | |
| 03/27/12 | 144 | Filing for proposed sale of securities under Rule 144 |
|
2 | |
| 03/26/12 | 144 | Filing for proposed sale of securities under Rule 144 |
|
2 | |
| 03/26/12 | 8-K | Current report filing |
|
4 | |
| 03/23/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/22/12 | 144 | Filing for proposed sale of securities under Rule 144 |
|
2 | |
| 03/21/12 | 3/A | Initial statement of beneficial ownership of securities |
|
2 |
