| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/13/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/04/13 | 8-K | Current report filing |
|
16 | |
| 02/28/13 | 10-K | Annual report pursuant to Section 13 and 15(d) |
|
  |
195 |
| 02/05/13 | 8-K | Current report filing |
|
5 | |
| 01/24/13 | 8-K | Current report filing |
|
3 | |
| 01/23/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/22/13 | 3 | Initial statement of beneficial ownership of securities |
|
2 | |
| 01/22/13 | 3 | Initial statement of beneficial ownership of securities |
|
2 | |
| 01/22/13 | 3 | Initial statement of beneficial ownership of securities |
|
2 | |
| 01/22/13 | 3 | Initial statement of beneficial ownership of securities |
|
2 |