| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/05/13 | UPLOAD | Form UPLOAD: SEC-generated letter | 3 | |
| 02/04/13 | UPLOAD | Form UPLOAD: SEC-generated letter | 2 | |
| 02/04/13 | UPLOAD | Form UPLOAD: SEC-generated letter | 1 | |
| 02/04/13 | UPLOAD | Form UPLOAD: SEC-generated letter | 1 | |
| 01/29/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/29/13 | 8-K | Form 8-K: Current report filing | 16 | |
| 01/25/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/24/13 | CORRESP | Form CORRESP: A correspondence can be sent as a document with another submission type or can be sent as a separate submission. | 3 | |
| 01/24/13 | 8-K/A | Form 8-K/A: Current report filing | 15 | |
| 01/17/13 | PRER14A | Form PRER14A: Preliminary revised proxy soliciting materials | 15 |