| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/01/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/25/12 | Annual statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/12/12 | SEC-generated letter |
|
1 | ||
| 12/29/11 | A correspondence can be sent as a document with another submission type or can be sent as a separate submission. |
|
5 | ||
| 12/16/11 | SEC-generated letter |
|
3 | ||
| 11/28/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 11/23/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 11/18/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 11/14/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 11/04/11 | Current report filing |
|
5 |