| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/05/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/05/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/05/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/02/12 | Current report filing |
|
3 | ||
| 03/02/12 | Current report filing |
|
3 | ||
| 03/02/12 | Current report filing |
|
38 | ||
| 02/17/12 | Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities |
|
8 | ||
| 02/17/12 | Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities |
|
7 | ||
| 02/15/12 | Annual statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/15/12 | Annual statement of changes in beneficial ownership of securities |
|
2 |