| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/01/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/22/13 | Annual statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/08/13 | SEC-generated letter |
|
1 | ||
| 01/07/13 | Annual statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/28/12 | A correspondence can be sent as a document with another submission type or can be sent as a separate submission. |
|
4 | ||
| 12/17/12 | SEC-generated letter |
|
2 | ||
| 11/29/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 11/15/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 11/09/12 | Current report filing |
|
14 | ||
| 11/09/12 | Statement of changes in beneficial ownership of securities |
|
2 |