| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/05/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 01/05/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 01/05/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 01/05/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/23/11 | SEC-generated letter |
|
3 | ||
| 12/16/11 | A correspondence can be sent as a document with another submission type or can be sent as a separate submission. |
|
9 | ||
| 12/08/11 | SEC-generated letter |
|
6 | ||
| 11/30/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 11/29/11 | Current report of foreign issuer pursuant to Rules 13a-16 and 15d-16 Amendments |
|
23 | ||
| 11/08/11 | Current report of foreign issuer pursuant to Rules 13a-16 and 15d-16 Amendments |
|
9 |