| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/16/12 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/14/12 | SC 13G | Form SC 13G: Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions |
|
4 | |
| 02/13/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/13/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/13/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/13/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/13/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/13/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/13/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
|
3 | |
| 02/13/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
|
2 |