| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/28/13 | Initial statement of beneficial ownership of securities |
|
2 | ||
| 02/28/13 | Initial statement of beneficial ownership of securities |
|
2 | ||
| 02/22/13 | Current report filing |
|
3 | ||
| 02/21/13 | Annual report pursuant to Section 13 and 15(d) |
|
 |
183 | |
| 02/21/13 | Current report filing |
|
23 | ||
| 02/14/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/14/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/14/13 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/14/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/14/13 | Statement of changes in beneficial ownership of securities |
|
2 |
