| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/15/12 | Initial statement of beneficial ownership of securities |
|
2 | ||
| 03/15/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/08/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/08/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/08/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/08/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/08/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/08/12 | Current report filing |
|
11 | ||
| 03/05/12 | Issuer tender offer statement |
|
45 | ||
| 02/29/12 | Statement of changes in beneficial ownership of securities |
|
1 |
