| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/01/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/01/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/01/13 | PRE 14A | Preliminary proxy statement not related to a contested matter or merger/acquisition |
|
62 | |
| 03/01/13 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 03/01/13 | SC 13D/A | Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities |
|
20 | |
| 02/28/13 | SC 13D/A | Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities |
|
31 | |
| 02/27/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/19/13 | 10-K | Annual report pursuant to Section 13 and 15(d) |
|
   |
141 |
| 02/19/13 | 8-K | Current report filing |
|
14 | |
| 02/14/13 | 4 | Statement of changes in beneficial ownership of securities |
|
3 |
