| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/14/12 | SC 13G/A | Form SC 13G/A: 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 | |
| 02/09/12 | 424B3 | Form 424B3: Prospectus filed pursuant to Rule 424(b)(3) | 8 | |
| 02/08/12 | EFFECT | Form EFFECT: Notice of Effectiveness | 1 | |
| 02/03/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/03/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/03/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/27/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/27/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/27/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/27/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |