| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/24/11 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/24/11 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/24/11 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/09/11 | Current report filing |
|
40 | ||
| 02/01/11 | Annual statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/01/11 | Annual statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/01/11 | Annual statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/01/11 | Annual statement of changes in beneficial ownership of securities |
|
1 | ||
| 01/21/11 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/22/10 | Statement of changes in beneficial ownership of securities |
|
1 |