| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 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 | |
| 01/17/13 | CORRESP | Form CORRESP: A correspondence can be sent as a document with another submission type or can be sent as a separate submission. | 2 | |
| 01/17/13 | PRER14A | Form PRER14A: Preliminary revised proxy soliciting materials | 15 | |
| 01/16/13 | UPLOAD | Form UPLOAD: SEC-generated letter | 2 | |
| 01/04/13 | D | Form D: Official notice of an offering of securities that is made without registration under the Securities Act in reliance on an exemption provided by Regulation D and Section 4(6) under the Act | 6 | |
| 12/28/12 | 8-K | Form 8-K: Current report filing | 44 |