| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/08/12 | Current report filing | PDF | 3 | ||
| 01/31/12 | Annual statement of changes in beneficial ownership of securities | PDF | 1 | ||
| 01/31/12 | Annual statement of changes in beneficial ownership of securities | PDF | 1 | ||
| 01/31/12 | Annual statement of changes in beneficial ownership of securities | PDF | 1 | ||
| 01/26/12 | Current report filing | PDF | 7 | ||
| 01/17/12 | Annual statement of changes in beneficial ownership of securities | PDF | 1 | ||
| 01/17/12 | Annual statement of changes in beneficial ownership of securities | PDF | 1 | ||
| 01/17/12 | Annual statement of changes in beneficial ownership of securities | PDF | 1 | ||
| 01/17/12 | Annual statement of changes in beneficial ownership of securities | PDF | 1 | ||
| 01/17/12 | Annual statement of changes in beneficial ownership of securities | PDF | 1 |