| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/20/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/17/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/17/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/02/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/02/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 04/29/13 | Current report filing |
|
3 | ||
| 04/23/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 04/23/13 | Quarterly report pursuant to Section 13 or 15(d) |
|
|
34 | |
| 04/18/13 | Current report filing |
|
9 | ||
| 04/15/13 | Statement of changes in beneficial ownership of securities |
|
2 |



