| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/08/13 | 10-K | Annual report pursuant to Section 13 and 15(d) |
|
183 | |
| 03/07/13 | 8-K | Current report filing |
|
11 | |
| 03/06/13 | 8-K | Current report filing |
|
16 | |
| 02/14/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/13/13 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/13/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/22/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/18/13 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 01/18/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/18/13 | 4 | Statement of changes in beneficial ownership of securities |
|
3 |

